48e60ecedc6303fe

// 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{
		0x0062,
		0x0061,
		0x0060,
		0x0064,
		0x0008,
		0x0006,
		0x0003,
		0x0093,
		0x0094,
		0x00b6,
		0x00ac,
		0x0095,
		0x00b7,
		0x00ad,
		0xc068,
		0xc06e,
		0xc069,
		0xc06f,
		0xc098,
		0xc092,
		0xc099,
		0xc093,
		0xccae,
		0x002e,
		0x00b8,
		0x00b9,
		0x0092,
		0x007c,
		tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
		0x007d,
		tls.TLS_RSA_WITH_AES_128_CBC_SHA,
		tls.TLS_RSA_WITH_AES_128_CBC_SHA256,
		0xc09c,
		0xc0a0,
		tls.TLS_RSA_WITH_AES_128_GCM_SHA256,
		0x007e,
		tls.TLS_RSA_WITH_AES_256_CBC_SHA,
		tls.DISABLED_TLS_RSA_WITH_AES_256_CBC_SHA256,
		0xc09d,
		0xc0a1,
		tls.TLS_RSA_WITH_AES_256_GCM_SHA384,
		0xc03c,
		0xc050,
		0xc03d,
		0xc051,
		0x0041,
		0x00ba,
		0xc07a,
		0x0084,
		0x00c0,
		0xc07b,
		0x0009,
		0x0007,
		0x0001,
		0x0002,
		0x003b,
		0x0004,
		tls.TLS_RSA_WITH_RC4_128_SHA,
		0x0096,
		0xc01c,
		0xc01f,
		0xc022,
		0xc01b,
		0xc01e,
	},
	CompressionMethods: []byte{
		0x00, // compressionNone
	},
	Extensions: []tls.TLSExtension{
		&tls.SupportedPointsExtension{SupportedPoints: []byte{
			0x00, // pointFormatUncompressed
		}},
		&tls.SupportedCurvesExtension{[]tls.CurveID{
			tls.CurveP256,
			tls.CurveP384,
			tls.CurveP521,
			tls.X25519,
			0x0100,
		}},
		&tls.SignatureAlgorithmsExtension{SupportedSignatureAlgorithms: []tls.SignatureScheme{
			0x0101,
			tls.PKCS1WithSHA1,
			0x0301,
			tls.PKCS1WithSHA256,
			0x0402,
			tls.ECDSAWithP256AndSHA256,
			0x0407,
			0x0408,
			tls.PKCS1WithSHA512,
			0x0602,
			tls.ECDSAWithP521AndSHA512,
			0x0607,
			0x0608,
		},},
	},
}
tlsConn.ApplyPreset(&clientHelloSpec)
        
n, err = tlsConn.Write([]byte("Hello, World!"))
// or tlsConn.Handshake() for better control