if len(c.scts) == 0 && len(hs.session.scts) != 0 {
		c.scts = hs.session.scts
	}

	return true, nil
}

// checkALPN ensure that the server's choice of ALPN protocol is compatible with
// the protocols that we advertised in the Client Hello.
func checkALPN(clientProtos []string, serverProto string, quic bool) error {
	if serverProto == "" {
		if quic && len(clientProtos) > 0 {
			// RFC 9001, Section 8.1

		return err
	}

	encryptedExtensions, ok := msg.(*encryptedExtensionsMsg)
	if !ok {
		c.sendAlert(alertUnexpectedMessage)
		return unexpectedMessageError(encryptedExtensions, msg)
	}

	if err := checkALPN(hs.hello.alpnProtocols, encryptedExtensions.alpnProtocol, c.quic != nil); err != nil {
		// RFC 8446 specifies that no_application_protocol is sent by servers, but