diff --git a/actions/account.json b/actions/account.json
index 8916b5d..b260253 100644
--- a/actions/account.json
+++ b/actions/account.json
@@ -1,7 +1,7 @@
 [
   {
     "id": "pierre",
-    "password": "1234",
+    "password": "$2b$10$I1FEg.qONWiSG8P8AbjM9eplDluAgyIkkxq/dkvkRd.146Zq60dom",
     "role": "enseignant",
     "prenom": "Pierre",
     "nom": "Dupont",
@@ -11,12 +11,12 @@
       "rue": "12 rue Marie Curie",
       "ville": "Troyes",
       "region": "Grand-Est",
-      "code_postal": "10000"
+      "codePostal": "10000"
     }
   },
   {
     "id": "jean",
-    "password": "2345",
+    "password": "$2b$10$uMzzmySq4xaGExeQSV4.CuJBlmOb3n.WoxdyeVsA77n8J07jbPXIO",
     "role": "etudiant",
     "prenom": "Jean",
     "nom": "Dupont",
@@ -26,7 +26,7 @@
       "rue": "13 rue Marie Curie",
       "ville": "Troyes",
       "region": "Grand-Est",
-      "code_postal": "10000"
+      "codePostal": "10000"
     }
   }
 ]
\ No newline at end of file
diff --git a/actions/ajoutAccount.js b/actions/ajoutAccount.js
index e44fdab..1f14734 100644
--- a/actions/ajoutAccount.js
+++ b/actions/ajoutAccount.js
@@ -3,6 +3,7 @@ import { stdin as input, stdout as output } from "node:process";
 import path from "node:path";
 import fs from "node:fs/promises";
 import { colors } from '../utils/colors.js';
+import {hashPassword} from './passwordManager.js';
 
 export default async function ajoutAccount(rl = null) {
     console.log("\n Ajout d'un compte : \n");
@@ -19,7 +20,7 @@ export default async function ajoutAccount(rl = null) {
         const accounts = JSON.parse(data);
 
         const id = await rl.question("Identifiant : ");
-        const password = await rl.question("Mot de passe : ");
+        const password = await hashPassword(await rl.question("Mot de passe : "));
         const role = await demanderRole(rl);
         const prenom = await rl.question("Prenom : ");
         const nom = await rl.question("Nom : ");
diff --git a/actions/passwordManager.js b/actions/passwordManager.js
new file mode 100644
index 0000000..6aa3a11
--- /dev/null
+++ b/actions/passwordManager.js
@@ -0,0 +1,13 @@
+import bcrypt from 'bcryptjs';
+
+export async function hashPassword(password) {
+    const salt = await bcrypt.genSalt(10);
+
+    const hashedPassword = await bcrypt.hash(password, salt);
+    return hashedPassword;
+}
+
+export async function checkPassword(plainPassword, hashedPassword) {
+    const isMatch = await bcrypt.compare(plainPassword, hashedPassword);
+    return isMatch;
+}
diff --git a/menuLogin.js b/menuLogin.js
index eae18f5..4335d94 100644
--- a/menuLogin.js
+++ b/menuLogin.js
@@ -5,6 +5,7 @@ import path from "node:path";
 import inquirer from "inquirer";
 import ajoutAccount from "./actions/ajoutAccount.js";
 import { colors } from "./utils/colors.js";
+import {checkPassword} from "./actions/passwordManager.js";
 
 export default async function menuLogin(rl = null) {
 
@@ -40,8 +41,12 @@ export default async function menuLogin(rl = null) {
                 const data = await fs.readFile(path.join(process.cwd(), "actions", "account.json"), "utf-8");
                 const enseignants = JSON.parse(data);
 
-                const user = enseignants.find(e => e.id === id && e.password === password.password);
-
+                let user;
+                for (const e of enseignants) {
+                    if (e.id === id && await checkPassword(password.password, e.password)) {
+                        user = e;
+                    }
+                }
 
                 if (user) {
                     console.log(`${colors.green}\nConnexion réussie ! Bienvenue ${user.prenom} ${user.nom}.${colors.reset}`);
diff --git a/package-lock.json b/package-lock.json
index 8acb842..2a0cbff 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "dependencies": {
         "@caporal/core": "^2.0.2",
+        "bcryptjs": "^3.0.3",
         "colors": "^1.4.0",
         "inquirer": "^12.11.1",
         "prompt": "^1.2.0",
@@ -563,6 +564,15 @@
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
       "license": "MIT"
     },
+    "node_modules/bcryptjs": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/bcryptjs/-/bcryptjs-3.0.3.tgz",
+      "integrity": "sha512-GlF5wPWnSa/X5LKM1o0wz0suXIINz1iHRLvTS+sLyi7XPbe5ycmYI3DlZqVGZZtDgl4DmasFg7gOB3JYbphV5g==",
+      "license": "BSD-3-Clause",
+      "bin": {
+        "bcrypt": "bin/bcrypt"
+      }
+    },
     "node_modules/brace-expansion": {
       "version": "1.1.12",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
diff --git a/package.json b/package.json
index 8406e8a..273d01f 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
   },
   "dependencies": {
     "@caporal/core": "^2.0.2",
+    "bcryptjs": "^3.0.3",
     "colors": "^1.4.0",
     "inquirer": "^12.11.1",
     "prompt": "^1.2.0",