ja3

var HelloGolang = &tls.ClientHelloSpec{
	CipherSuites: []uint16{
		0xc02b, 0xc02f, 0xc02c, 0xc030, 0xcca9, 0xcca8, 0xc009, 0xc013, 0xc00a,
		0xc014, 0x9c, 0x9d, 0x2f, 0x35, 0xc012, 0xa, 0x1301, 0x1302, 0x1303,
	},
	CompressionMethods: []uint8{0x0},
	Extensions: []tls.TLSExtension{
		&tls.SNIExtension{},
		&tls.StatusRequestExtension{},
		&tls.SupportedCurvesExtension{
			Curves: []tls.CurveID{0x1d, 0x17, 0x18, 0x19},
		},
		&tls.SupportedPointsExtension{
			SupportedPoints: []uint8{0x0},
		},
		&tls.SignatureAlgorithmsExtension{
			SupportedSignatureAlgorithms: []tls.SignatureScheme{
				0x804, 0x403, 0x807, 0x805, 0x806, 0x401, 0x501, 0x601, 0x503,
				0x603, 0x201, 0x203,
			},
		},
		&tls.RenegotiationInfoExtension{Renegotiation: 1},
		&tls.ALPNExtension{
			AlpnProtocols: []string{"h2", "http/1.1"},
		},
		&tls.SCTExtension{},
		&tls.SupportedVersionsExtension{
			Versions: []uint16{0x304, 0x303, 0x302, 0x301},
		},
		&tls.KeyShareExtension{
			KeyShares: []tls.KeyShare{
				tls.KeyShare{Group: 0x1d},
			},
		},
	},
}