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<h1><abbr title="Hypertext Transfer Protocol">HTTP</abbr> Features<a class="headerlink" href="#http-features" title="Permalink to this headline">ΒΆ</a></h1>
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<li class="toctree-l1"><a class="reference internal" href="http-etag.html">ETag and Last-Modified Headers</a><ul>
<li class="toctree-l2"><a class="reference internal" href="http-etag.html#using-etags-to-reduce-bandwidth">Using ETags to reduce bandwidth</a></li>
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<li class="toctree-l1"><a class="reference internal" href="http-redirect.html"><abbr title="Hypertext Transfer Protocol">HTTP</abbr> Redirects</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="http-authentication.html#downloading-a-feed-protected-by-digest-authentication-the-easy-but-horribly-insecure-way">Downloading a feed protected by digest authentication (the easy but horribly insecure way)</a></li>
<li class="toctree-l2"><a class="reference internal" href="http-authentication.html#downloading-a-feed-protected-by-http-basic-authentication-the-hard-way">Downloading a feed protected by <abbr title="Hypertext Transfer Protocol">HTTP</abbr> basic authentication (the hard way)</a></li>
<li class="toctree-l2"><a class="reference internal" href="http-authentication.html#downloading-a-feed-protected-by-http-digest-authentication-the-secure-way">Downloading a feed protected by <abbr title="Hypertext Transfer Protocol">HTTP</abbr> digest authentication (the secure way)</a></li>
<li class="toctree-l2"><a class="reference internal" href="http-authentication.html#determining-that-a-feed-is-password-protected">Determining that a feed is password-protected</a></li>
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<li class="toctree-l1"><a class="reference internal" href="http-other.html">Other <abbr title="Hypertext Transfer Protocol">HTTP</abbr> Headers</a><ul>
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