google.golang.org/grpc/credentials/alts.altsTC.ClientHandshake (method)

one use

	google.golang.org/grpc/credentials/alts (current package)
		alts.go#L170: func (g *altsTC) ClientHandshake(ctx context.Context, addr string, rawConn net.Conn) (_ net.Conn, _ credentials.AuthInfo, err error) {