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// Copyright 2017 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package tls
import (
"crypto/ecdh"
"crypto/mlkem"
crand "crypto/rand"
"crypto/sha256"
"encoding/binary"
"errors"
"fmt"
"io"
"math"
"math/big"
"math/rand"
"sort"
"strconv"
"github.com/refraction-networking/utls/dicttls"
)
var ErrUnknownClientHelloID = errors.New("tls: unknown ClientHelloID")
func classicalCurveForHybrid(curveID CurveID) (CurveID, bool) {
switch curveID {
case X25519MLKEM768, X25519Kyber768Draft00:
return X25519, true
default:
return 0, false
}
}
// UTLSIdToSpec converts a ClientHelloID to a corresponding ClientHelloSpec.
//
// Exported internal function utlsIdToSpec per request.
func UTLSIdToSpec(id ClientHelloID) (ClientHelloSpec, error) {
return utlsIdToSpec(id)
}
func utlsIdToSpec(id ClientHelloID) (ClientHelloSpec, error) {
switch id {
case HelloChrome_58, HelloChrome_62:
return ClientHelloSpec{
TLSVersMax: VersionTLS12,
TLSVersMin: VersionTLS10,
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_3DES_EDE_CBC_SHA,
},
CompressionMethods: []byte{compressionNone},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&SessionTicketExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
PKCS1WithSHA1},
},
&StatusRequestExtension{},
&SCTExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&FakeChannelIDExtension{},
&SupportedPointsExtension{SupportedPoints: []byte{pointFormatUncompressed}},
&SupportedCurvesExtension{[]CurveID{CurveID(GREASE_PLACEHOLDER),
X25519, CurveP256, CurveP384}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
GetSessionID: sha256.Sum256,
}, nil
case HelloChrome_70:
return ClientHelloSpec{
TLSVersMin: VersionTLS10,
TLSVersMax: VersionTLS13,
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_3DES_EDE_CBC_SHA,
},
CompressionMethods: []byte{
compressionNone,
},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&SessionTicketExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
PKCS1WithSHA1,
}},
&StatusRequestExtension{},
&SCTExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&FakeChannelIDExtension{},
&SupportedPointsExtension{SupportedPoints: []byte{
pointFormatUncompressed,
}},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{pskModeDHE}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
VersionTLS11,
VersionTLS10}},
&SupportedCurvesExtension{[]CurveID{
CurveID(GREASE_PLACEHOLDER),
X25519,
CurveP256,
CurveP384,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{CertCompressionBrotli}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
}, nil
case HelloChrome_72:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_3DES_EDE_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
CurveID(GREASE_PLACEHOLDER),
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
PKCS1WithSHA1,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
VersionTLS11,
VersionTLS10,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
}, nil
case HelloChrome_83:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
CurveID(GREASE_PLACEHOLDER),
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
VersionTLS11,
VersionTLS10,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
}, nil
case HelloChrome_87:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
CurveID(GREASE_PLACEHOLDER),
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
VersionTLS11,
VersionTLS10,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
}, nil
case HelloChrome_96:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
CurveID(GREASE_PLACEHOLDER),
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
VersionTLS11,
VersionTLS10,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
}, nil
case HelloChrome_100, HelloChrome_102:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: []TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
GREASE_PLACEHOLDER,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
},
}, nil
case HelloChrome_106_Shuffle:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: ShuffleChromeTLSExtensions([]TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
GREASE_PLACEHOLDER,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
}),
}, nil
// Chrome w/ Post-Quantum Key Agreement
case HelloChrome_115_PQ:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: ShuffleChromeTLSExtensions([]TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
GREASE_PLACEHOLDER,
X25519Kyber768Draft00,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519Kyber768Draft00},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
}),
}, nil
// Chrome ECH
case HelloChrome_120:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: ShuffleChromeTLSExtensions([]TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{Curves: []CurveID{
GREASE_PLACEHOLDER,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{KeyShares: []KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{Modes: []uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{Versions: []uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{Algorithms: []CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
BoringGREASEECH(),
&UtlsGREASEExtension{},
&UtlsPaddingExtension{GetPaddingLen: BoringPaddingStyle},
}),
}, nil
// Chrome w/ Post-Quantum Key Agreement and ECH
case HelloChrome_120_PQ:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: ShuffleChromeTLSExtensions([]TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
GREASE_PLACEHOLDER,
X25519Kyber768Draft00,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519Kyber768Draft00},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
BoringGREASEECH(),
&UtlsGREASEExtension{},
}),
}, nil
case HelloChrome_131:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: ShuffleChromeTLSExtensions([]TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
GREASE_PLACEHOLDER,
X25519MLKEM768,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519MLKEM768},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtension{SupportedProtocols: []string{"h2"}},
BoringGREASEECH(),
&UtlsGREASEExtension{},
}),
}, nil
case HelloChrome_133:
return ClientHelloSpec{
CipherSuites: []uint16{
GREASE_PLACEHOLDER,
TLS_AES_128_GCM_SHA256,
TLS_AES_256_GCM_SHA384,
TLS_CHACHA20_POLY1305_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_GCM_SHA256,
TLS_RSA_WITH_AES_256_GCM_SHA384,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: ShuffleChromeTLSExtensions([]TLSExtension{
&UtlsGREASEExtension{},
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{
GREASE_PLACEHOLDER,
X25519MLKEM768,
X25519,
CurveP256,
CurveP384,
}},
&SupportedPointsExtension{SupportedPoints: []byte{
0x00, // pointFormatUncompressed
}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
PSSWithSHA256,
PKCS1WithSHA256,
ECDSAWithP384AndSHA384,
PSSWithSHA384,
PKCS1WithSHA384,
PSSWithSHA512,
PKCS1WithSHA512,
}},
&SCTExtension{},
&KeyShareExtension{[]KeyShare{
{Group: CurveID(GREASE_PLACEHOLDER), Data: []byte{0}},
{Group: X25519MLKEM768},
{Group: X25519},
}},
&PSKKeyExchangeModesExtension{[]uint8{
PskModeDHE,
}},
&SupportedVersionsExtension{[]uint16{
GREASE_PLACEHOLDER,
VersionTLS13,
VersionTLS12,
}},
&UtlsCompressCertExtension{[]CertCompressionAlgo{
CertCompressionBrotli,
}},
&ApplicationSettingsExtensionNew{SupportedProtocols: []string{"h2"}},
BoringGREASEECH(),
&UtlsGREASEExtension{},
}),
}, nil
case HelloFirefox_55, HelloFirefox_56:
return ClientHelloSpec{
TLSVersMax: VersionTLS12,
TLSVersMin: VersionTLS10,
CipherSuites: []uint16{
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
FAKE_TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
FAKE_TLS_DHE_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_AES_128_CBC_SHA,
TLS_RSA_WITH_AES_256_CBC_SHA,
TLS_RSA_WITH_3DES_EDE_CBC_SHA,
},
CompressionMethods: []byte{compressionNone},
Extensions: []TLSExtension{
&SNIExtension{},
&ExtendedMasterSecretExtension{},
&RenegotiationInfoExtension{Renegotiation: RenegotiateOnceAsClient},
&SupportedCurvesExtension{[]CurveID{X25519, CurveP256, CurveP384, CurveP521}},
&SupportedPointsExtension{SupportedPoints: []byte{pointFormatUncompressed}},
&SessionTicketExtension{},
&ALPNExtension{AlpnProtocols: []string{"h2", "http/1.1"}},
&StatusRequestExtension{},
&SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []SignatureScheme{
ECDSAWithP256AndSHA256,
ECDSAWithP384AndSHA384,