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51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<title>How-To / Tutorials - Apache HTTP Server</title>
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51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<p class="menu"><a href="/mod/">Modules</a> | <a href="/mod/directives.html">Directives</a> | <a href="/faq/">FAQ</a> | <a href="/glossary.html">Glossary</a> | <a href="/sitemap.html">Sitemap</a></p>
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51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<a href="http://www.apache.org/">Apache</a> > <a href="http://httpd.apache.org/">HTTP Server</a> > <a href="http://httpd.apache.org/docs/">Documentation</a> > <a href="../">Version 2.3</a></div><div id="page-content"><div id="preamble"><h1>How-To / Tutorials</h1>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<p><span>Available Languages: </span><a href="/en/howto/" title="English"> en </a> |
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<a href="/ja/howto/" hreflang="ja" rel="alternate" title="Japanese"> ja </a> |
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<a href="/ko/howto/" hreflang="ko" rel="alternate" title="Korean"> ko </a></p>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen<h2><a name="howto" id="howto">How-To / Tutorials</a></h2>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen <p>Authentication is any process by which you verify that
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen someone is who they claim they are. Authorization is any
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen process by which someone is allowed to be where they want to
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen go, or to have information that they want to have.</p>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen <p>See: <a href="auth.html">Authentication, Authorization</a></p>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen <p>Access control refers to the process of restricting, or
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen granting access to a resource based on arbitrary criteria. There
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen are a variety of different ways that this can be
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen accomplished.</p>
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen <p>The CGI (Common Gateway Interface) defines a way for a web
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen server to interact with external content-generating programs,
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen which are often referred to as CGI programs or CGI scripts. It
51b60896224b408a35684bd6ec0fafe5e4abe322rbowen is the simplest, and most common, way to put dynamic content on
727872d18412fc021f03969b8641810d8896820bhumbedooh your web site. This document will be an introduction to setting
0d0ba3a410038e179b695446bb149cce6264e0abnd up CGI on your Apache web server, and getting started writing
727872d18412fc021f03969b8641810d8896820bhumbedooh CGI programs.</p>
0d0ba3a410038e179b695446bb149cce6264e0abnd <p><code>.htaccess</code> files provide a way to make configuration
0d0ba3a410038e179b695446bb149cce6264e0abnd changes on a per-directory basis. A file, containing one or more
0d0ba3a410038e179b695446bb149cce6264e0abnd configuration directives, is placed in a particular document directory,
727872d18412fc021f03969b8641810d8896820bhumbedooh and the directives apply to that directory, and all subdirectories thereof.</p>
0d0ba3a410038e179b695446bb149cce6264e0abnd <p>See: <a href="htaccess.html"><code>.htaccess</code> files</a></p>
7fec19672a491661b2fe4b29f685bc7f4efa64d4nd <p>SSI (Server Side Includes) are directives that are placed in
ea4c99666354f2faaf2926cfd04a3fe6db29bcd3rbowen HTML pages, and evaluated on the server while the pages are
web site in their home directory using the <code class="directive"><a href="/mod/mod_userdir.html#userdir">UserDir</a></code> directive. Visitors
the subdirectory specified by the <code class="directive"><a href="/mod/mod_userdir.html#userdir">UserDir</a></code> directive.</p>
<p class="apache">Copyright 2010 The Apache Software Foundation.<br />Licensed under the <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>.</p>
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