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<h1><a href="../index.html">MIT Kerberos Documentation</a></h1>
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<h1>For plugin module developers<a class="headerlink" href="#for-plugin-module-developers" title="Permalink to this headline">¶</a></h1>
<p>Kerberos plugin modules allow increased control over MIT krb5 library
and server behavior. This guide describes how to create dynamic
plugin modules and the currently available pluggable interfaces.</p>
<p>See <a class="reference internal" href="../admin/host_config.html#plugin-config"><span class="std std-ref">Plugin module configuration</span></a> for information on how to register dynamic
plugin modules and how to enable and disable modules via
<a class="reference internal" href="../admin/conf_files/krb5_conf.html#krb5-conf-5"><span class="std std-ref">krb5.conf</span></a>.</p>
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<h2>Contents<a class="headerlink" href="#contents" title="Permalink to this headline">¶</a></h2>
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<li class="toctree-l1"><a class="reference internal" href="general.html">General plugin concepts</a><ul>
<li class="toctree-l2"><a class="reference internal" href="general.html#logging-from-kdc-and-kadmind-plugin-modules">Logging from KDC and kadmind plugin modules</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="clpreauth.html">Client preauthentication interface (clpreauth)</a></li>
<li class="toctree-l1"><a class="reference internal" href="kdcpreauth.html">KDC preauthentication interface (kdcpreauth)</a></li>
<li class="toctree-l1"><a class="reference internal" href="ccselect.html">Credential cache selection interface (ccselect)</a></li>
<li class="toctree-l1"><a class="reference internal" href="pwqual.html">Password quality interface (pwqual)</a></li>
<li class="toctree-l1"><a class="reference internal" href="kadm5_hook.html">KADM5 hook interface (kadm5_hook)</a></li>
<li class="toctree-l1"><a class="reference internal" href="kadm5_auth.html">kadmin authorization interface (kadm5_auth)</a></li>
<li class="toctree-l1"><a class="reference internal" href="hostrealm.html">Host-to-realm interface (hostrealm)</a></li>
<li class="toctree-l1"><a class="reference internal" href="localauth.html">Local authorization interface (localauth)</a></li>
<li class="toctree-l1"><a class="reference internal" href="locate.html">Server location interface (locate)</a></li>
<li class="toctree-l1"><a class="reference internal" href="profile.html">Configuration interface (profile)</a></li>
<li class="toctree-l1"><a class="reference internal" href="gssapi.html">GSSAPI mechanism interface</a><ul>
<li class="toctree-l2"><a class="reference internal" href="gssapi.html#negoex-modules">NegoEx modules</a></li>
<li class="toctree-l2"><a class="reference internal" href="gssapi.html#interposer-modules">Interposer modules</a></li>
</ul>
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<li class="toctree-l1"><a class="reference internal" href="internal.html">Internal pluggable interfaces</a><ul>
<li class="toctree-l2"><a class="reference internal" href="internal.html#kerberos-database-interface-kdb">Kerberos database interface (KDB)</a></li>
<li class="toctree-l2"><a class="reference internal" href="internal.html#authorization-data-interface-authdata">Authorization data interface (authdata)</a></li>
</ul>
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<li class="toctree-l1"><a class="reference internal" href="certauth.html">PKINIT certificate authorization interface (certauth)</a></li>
<li class="toctree-l1"><a class="reference internal" href="kdcpolicy.html">KDC policy interface (kdcpolicy)</a></li>
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<h2>On this page</h2>
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<li><a class="reference internal" href="#">For plugin module developers</a><ul>
<li><a class="reference internal" href="#contents">Contents</a></li>
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<h2>Table of contents</h2>
<ul class="current">
<li class="toctree-l1"><a class="reference internal" href="../user/index.html">For users</a></li>
<li class="toctree-l1"><a class="reference internal" href="../admin/index.html">For administrators</a></li>
<li class="toctree-l1"><a class="reference internal" href="../appdev/index.html">For application developers</a></li>
<li class="toctree-l1 current"><a class="current reference internal" href="#">For plugin module developers</a><ul>
<li class="toctree-l2"><a class="reference internal" href="general.html">General plugin concepts</a></li>
<li class="toctree-l2"><a class="reference internal" href="clpreauth.html">Client preauthentication interface (clpreauth)</a></li>
<li class="toctree-l2"><a class="reference internal" href="kdcpreauth.html">KDC preauthentication interface (kdcpreauth)</a></li>
<li class="toctree-l2"><a class="reference internal" href="ccselect.html">Credential cache selection interface (ccselect)</a></li>
<li class="toctree-l2"><a class="reference internal" href="pwqual.html">Password quality interface (pwqual)</a></li>
<li class="toctree-l2"><a class="reference internal" href="kadm5_hook.html">KADM5 hook interface (kadm5_hook)</a></li>
<li class="toctree-l2"><a class="reference internal" href="kadm5_auth.html">kadmin authorization interface (kadm5_auth)</a></li>
<li class="toctree-l2"><a class="reference internal" href="hostrealm.html">Host-to-realm interface (hostrealm)</a></li>
<li class="toctree-l2"><a class="reference internal" href="localauth.html">Local authorization interface (localauth)</a></li>
<li class="toctree-l2"><a class="reference internal" href="locate.html">Server location interface (locate)</a></li>
<li class="toctree-l2"><a class="reference internal" href="profile.html">Configuration interface (profile)</a></li>
<li class="toctree-l2"><a class="reference internal" href="gssapi.html">GSSAPI mechanism interface</a></li>
<li class="toctree-l2"><a class="reference internal" href="internal.html">Internal pluggable interfaces</a></li>
<li class="toctree-l2"><a class="reference internal" href="certauth.html">PKINIT certificate authorization interface (certauth)</a></li>
<li class="toctree-l2"><a class="reference internal" href="kdcpolicy.html">KDC policy interface (kdcpolicy)</a></li>
</ul>
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<li class="toctree-l1"><a class="reference internal" href="../build/index.html">Building Kerberos V5</a></li>
<li class="toctree-l1"><a class="reference internal" href="../basic/index.html">Kerberos V5 concepts</a></li>
<li class="toctree-l1"><a class="reference internal" href="../formats/index.html">Protocols and file formats</a></li>
<li class="toctree-l1"><a class="reference internal" href="../mitK5features.html">MIT Kerberos features</a></li>
<li class="toctree-l1"><a class="reference internal" href="../build_this.html">How to build this documentation from the source</a></li>
<li class="toctree-l1"><a class="reference internal" href="../about.html">Contributing to the MIT Kerberos Documentation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../resources.html">Resources</a></li>
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<h4><a href="../index.html">Full Table of Contents</a></h4>
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