<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Public key certificate - Page 6 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=Public_key_certificate&amp;p=5">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Public_key_certificate&amp;p=7">3.Next</a>
</p>
<p>bears the main responsibility.</p>

<p>In case of key compromise or other situations that may lead to unauthorized use, a certificate may need to be <a href="page.php?w=certificate_revocation">revoked</a>.</p>

<p>The general format for public-key and attribute certificates is defined by <a href="page.php?w=X.509">X.509</a>. For public-key certificates,  the format has been profiled by the <a href="page.php?w=IETF">IETF</a> for Internet-related use cases, such as <a href="page.php?w=PKIX">Public-Key Infrastructure (X.509)</a>.</p>

<p><big> Chain of trust </big></p><p>
<a accesskey="1" href="page.php?w=Public_key_certificate&amp;p=5">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Public_key_certificate&amp;p=7">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
