// import tls "github.com/refraction-networking/utls"
tcpConn, err := net.Dial("tcp", "tlsfingerprint.io:443")
if err != nil {
fmt.Printf("net.Dial() failed: %+v\n", err)
return
}
config := tls.Config{ServerName: "tlsfingerprint.io"}
// This fingerprint includes feature(s), not fully supported by TLS.
// uTLS client with this fingerprint will only be able to to talk to servers,
// that also do not support those features.
tlsConn := tls.UClient(tcpConn, &tlsConfig, tls.HelloCustom)
clientHelloSpec := tls.ClientHelloSpec {
CipherSuites: []uint16{
tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
0x0039,
0xc073,
0xc077,
0x0088,
tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
0x0033,
0xc072,
0xc076,
0x0045,
0xc008,
tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
0x0016,
0xc038,
0x00b3,
0xc036,
0x0091,
0xc09b,
0xc097,
0xc037,
0x00b2,
0xc035,
0x0090,
0xc096,
0xc09a,
0xc034,
0x008f,
tls.TLS_RSA_WITH_AES_256_CBC_SHA,
0xc00f,
0xc005,
0x0084,
0xc079,
0xc075,
tls.TLS_RSA_WITH_AES_128_CBC_SHA,
0xc00e,
0xc004,
0x0041,
0xc078,
0xc074,
tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
0xc00d,
0xc003,
0x00b7,
0x0095,
0xc099,
0x00b6,
0x0094,
0xc098,
0x0093,
0x00af,
0x008d,
0xc095,
0x00ae,
0x008c,
0xc094,
0x008b,
0x00ff,
},
CompressionMethods: []byte{
0x00, // compressionNone
},
Extensions: []tls.TLSExtension{
code generation error: short sig_algs },
}
tlsConn.ApplyPreset(&clientHelloSpec)
n, err = tlsConn.Write([]byte("Hello, World!"))
// or tlsConn.Handshake() for better control