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<!-- This manual is last updated 25 May 2013 for version
3.2.1 of GnuTLS.

Copyright (C) 2001-2013 Free Software Foundation, Inc.\\
Copyright (C) 2001-2013 Nikos Mavrogiannopoulos

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<a name="Shared_002dkey-and-anonymous-authentication"></a>
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<p>
Next: <a href="Selecting-an-appropriate-authentication-method.html#Selecting-an-appropriate-authentication-method" accesskey="n" rel="next">Selecting an appropriate authentication method</a>, Previous: <a href="More-on-certificate-authentication.html#More-on-certificate-authentication" accesskey="p" rel="previous">More on certificate authentication</a>, Up: <a href="Authentication-methods.html#Authentication-methods" accesskey="u" rel="up">Authentication methods</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Function-and-Data-Index.html#Function-and-Data-Index" title="Index" rel="index">Index</a>]</p>
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<hr>
<a name="Shared_002dkey-and-anonymous-authentication-1"></a>
<h3 class="section">4.3 Shared-key and anonymous authentication</h3>

<p>In addition to certificate authentication, the TLS protocol may be
used with password, shared-key and anonymous authentication methods.
The rest of this chapter discusses details of these methods.
</p>
<table class="menu" border="0" cellspacing="0">
<tr><td align="left" valign="top">&bull; <a href="SRP-authentication.html#SRP-authentication" accesskey="1">SRP authentication</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="PSK-authentication.html#PSK-authentication" accesskey="2">PSK authentication</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="Anonymous-authentication.html#Anonymous-authentication" accesskey="3">Anonymous authentication</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">
</td></tr>
</table>




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