diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Disk.tsp b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Disk.tsp
index e2f41487f9e0..cf2cd4489df4 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Disk.tsp
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Disk.tsp
@@ -19,7 +19,7 @@ model Disk is Azure.ResourceManager.TrackedResource<DiskProperties> {
     Resource = Disk,
     KeyName = "diskName",
     SegmentName = "disks",
-    NamePattern = ""
+    NamePattern = "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
   >;
 
   /**
@@ -131,7 +131,7 @@ interface Disks {
 
 @@doc(
   Disk.name,
-  "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters."
+  "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters."
 );
 @@doc(Disk.properties, "Disk resource properties.");
 @@doc(
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskAccess.tsp b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskAccess.tsp
index 9faa691480f7..e0502aab3c65 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskAccess.tsp
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskAccess.tsp
@@ -20,7 +20,7 @@ model DiskAccess
     Resource = DiskAccess,
     KeyName = "diskAccessName",
     SegmentName = "diskAccesses",
-    NamePattern = ""
+    NamePattern = "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
   >;
 
   /**
@@ -103,7 +103,7 @@ interface DiskAccesses {
 
 @@doc(
   DiskAccess.name,
-  "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters."
+  "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters."
 );
 @@doc(DiskAccess.properties, "");
 @@doc(
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskEncryptionSet.tsp b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskEncryptionSet.tsp
index 211eda2df85b..2bee1dcaa8f0 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskEncryptionSet.tsp
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskEncryptionSet.tsp
@@ -20,7 +20,7 @@ model DiskEncryptionSet
     Resource = DiskEncryptionSet,
     KeyName = "diskEncryptionSetName",
     SegmentName = "diskEncryptionSets",
-    NamePattern = ""
+    NamePattern = "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
   >;
 
   /**
@@ -108,7 +108,7 @@ interface DiskEncryptionSets {
 
 @@doc(
   DiskEncryptionSet.name,
-  "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters."
+  "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters."
 );
 @@doc(DiskEncryptionSet.properties, "");
 @@doc(
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskRestorePoint.tsp b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskRestorePoint.tsp
index b4e141e90cb3..e83d9e0da83c 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskRestorePoint.tsp
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/DiskRestorePoint.tsp
@@ -20,7 +20,7 @@ model DiskRestorePoint
     Resource = DiskRestorePoint,
     KeyName = "diskRestorePointName",
     SegmentName = "diskRestorePoints",
-    NamePattern = ""
+    NamePattern = "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
   >;
 }
 
@@ -54,7 +54,7 @@ interface DiskRestorePointsOps
           DiskRestorePoint,
           SegmentName = "diskRestorePoints",
           KeyName = "diskRestorePointName",
-          NamePattern = ""
+          NamePattern = "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
         >,
       }>,
       CloudError
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Snapshot.tsp b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Snapshot.tsp
index 92998ca8398e..05336b5d9531 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Snapshot.tsp
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/ComputeDisk/Snapshot.tsp
@@ -21,7 +21,7 @@ model Snapshot is Azure.ResourceManager.TrackedResource<SnapshotProperties> {
     Resource = Snapshot,
     KeyName = "snapshotName",
     SegmentName = "snapshots",
-    NamePattern = ""
+    NamePattern = "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
   >;
 
   /**
@@ -155,7 +155,7 @@ interface Snapshots {
 
 @@doc(
   Snapshot.name,
-  "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters."
+  "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters."
 );
 @@doc(Snapshot.properties, "Snapshot resource properties.");
 @@doc(
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2024-03-02/DiskRP.json b/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2024-03-02/DiskRP.json
index ab04cdba40af..77b447c63c8e 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2024-03-02/DiskRP.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2024-03-02/DiskRP.json
@@ -274,9 +274,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -321,9 +322,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskAccess",
@@ -396,9 +398,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskAccess",
@@ -471,9 +474,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -535,9 +539,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -584,9 +589,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -635,9 +641,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -717,9 +724,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -788,9 +796,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -876,9 +885,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -923,9 +933,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskEncryptionSet",
@@ -1004,9 +1015,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskEncryptionSet",
@@ -1085,9 +1097,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1149,9 +1162,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1240,9 +1254,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1284,9 +1299,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "disk",
@@ -1431,9 +1447,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "disk",
@@ -1533,9 +1550,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1597,9 +1615,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -1674,9 +1693,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1807,7 +1827,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1870,7 +1891,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -1958,7 +1980,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2059,9 +2082,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2106,9 +2130,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "snapshot",
@@ -2196,9 +2221,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "snapshot",
@@ -2274,9 +2300,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2338,9 +2365,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -2412,9 +2440,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2025-01-02/DiskRP.json b/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2025-01-02/DiskRP.json
index bc9a675221ab..5e17532a6892 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2025-01-02/DiskRP.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2025-01-02/DiskRP.json
@@ -274,9 +274,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -321,9 +322,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskAccess",
@@ -396,9 +398,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskAccess",
@@ -471,9 +474,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -535,9 +539,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -584,9 +589,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -635,9 +641,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -717,9 +724,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -788,9 +796,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -876,9 +885,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -923,9 +933,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskEncryptionSet",
@@ -1004,9 +1015,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskEncryptionSet",
@@ -1085,9 +1097,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1149,9 +1162,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1240,9 +1254,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1284,9 +1299,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "disk",
@@ -1437,9 +1453,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "disk",
@@ -1539,9 +1556,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1603,9 +1621,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -1683,9 +1702,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1816,7 +1836,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1879,7 +1900,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -1967,7 +1989,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2068,9 +2091,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2115,9 +2139,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "snapshot",
@@ -2208,9 +2233,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "snapshot",
@@ -2286,9 +2312,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2350,9 +2377,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -2424,9 +2452,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
diff --git a/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2026-03-02/DiskRP.json b/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2026-03-02/DiskRP.json
index efd52c000ccd..572418462753 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2026-03-02/DiskRP.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/Compute/stable/2026-03-02/DiskRP.json
@@ -274,9 +274,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -321,9 +322,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskAccess",
@@ -396,9 +398,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskAccess",
@@ -471,9 +474,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -535,9 +539,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -584,9 +589,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -635,9 +641,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -717,9 +724,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "privateEndpointConnectionName",
@@ -788,9 +796,10 @@
           {
             "name": "diskAccessName",
             "in": "path",
-            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk access resource that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -876,9 +885,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -923,9 +933,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskEncryptionSet",
@@ -1004,9 +1015,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "diskEncryptionSet",
@@ -1085,9 +1097,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1149,9 +1162,10 @@
           {
             "name": "diskEncryptionSetName",
             "in": "path",
-            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the disk encryption set that is being created. The name can't be changed after the disk encryption set is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1240,9 +1254,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1287,9 +1302,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "disk",
@@ -1440,9 +1456,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "disk",
@@ -1542,9 +1559,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1606,9 +1624,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -1686,9 +1705,10 @@
           {
             "name": "diskName",
             "in": "path",
-            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The maximum name length is 80 characters.",
+            "description": "The name of the managed disk that is being created. The name can't be changed after the disk is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The maximum name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1819,7 +1839,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           }
         ],
         "responses": {
@@ -1888,7 +1909,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -1976,7 +1998,8 @@
             "in": "path",
             "description": "The name of the DiskRestorePoint",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,259}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2077,9 +2100,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2127,9 +2151,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "snapshot",
@@ -2220,9 +2245,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "snapshot",
@@ -2298,9 +2324,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2362,9 +2389,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "grantAccessData",
@@ -2436,9 +2464,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           }
         ],
         "responses": {
@@ -2497,9 +2526,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "immutabilityPolicyData",
@@ -2575,9 +2605,10 @@
           {
             "name": "snapshotName",
             "in": "path",
-            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, _ and -. The max name length is 80 characters.",
+            "description": "The name of the snapshot that is being created. The name can't be changed after the snapshot is created. Supported characters for the name are a-z, A-Z, 0-9, underscore (_), hyphen (-), and dot (.). The max name length is 80 characters.",
             "required": true,
-            "type": "string"
+            "type": "string",
+            "pattern": "^[^_\\W][\\w-._]{0,79}(?<![-.])$"
           },
           {
             "name": "immutabilityPolicyData",