net.luminis.tls.alert.UnsupportedExtensionAlert Maven / Gradle / Ivy

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A (partial) TLS 1.3 implementation in Java, suitable and intended for use in a QUIC implementation.

There is a newer version: 2.3

/*
 * Copyright © 2019, 2020, 2021, 2022, 2023, 2024 Peter Doornbosch
 *
 * This file is part of Agent15, an implementation of TLS 1.3 in Java.
 *
 * Agent15 is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your option)
 * any later version.
 *
 * Agent15 is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see .
 */
package net.luminis.tls.alert;

import net.luminis.tls.TlsConstants;

/**
 * https://tools.ietf.org/html/rfc8446#section-6.2
 * "unsupported_extension:  Sent by endpoints receiving any handshake
 *       message containing an extension known to be prohibited for
 *       inclusion in the given handshake message, or including any
 *       extensions in a ServerHello or Certificate not first offered in
 *       the corresponding ClientHello or CertificateRequest."
 */
public class UnsupportedExtensionAlert extends ErrorAlert {

    public UnsupportedExtensionAlert(String message) {
        super(message, TlsConstants.AlertDescription.unsupported_extension);
    }
}