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	<title>Sys Admin Guides, How To&#039;s, etc  by Marios Maravelias &#187; Block</title>
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	<description>where prophets and madmen...walk hand in hand</description>
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		<title>How to block libwww-perl under Apache web server</title>
		<link>http://www.sys-admin.gr/24/apache/how-to-block-libwww-perl-under-apache-web-server/</link>
		<comments>http://www.sys-admin.gr/24/apache/how-to-block-libwww-perl-under-apache-web-server/#comments</comments>
		<pubDate>Thu, 31 May 2007 13:51:20 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Apache]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Block]]></category>
		<category><![CDATA[How]]></category>
		<category><![CDATA[libwww]]></category>
		<category><![CDATA[LIBWWW-PERL]]></category>
		<category><![CDATA[perl]]></category>
		<category><![CDATA[server]]></category>
		<category><![CDATA[to]]></category>
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		<category><![CDATA[Web]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/archives/apache/24</guid>
		<description><![CDATA[Use mod_rewrite and .htaccess file to block user agent libwww-perl. Open your .htaccess file and add rule as follows: SetEnvIfNoCase User-Agent "^libwww-perl*" block_bad_bots Deny from env=block_bad_bots How do I verify that User-Agent libwww-perl is blocked? Download this perl script on your own workstation. Replace http://your-website.com/ with your site name: $req = HTTP::Request-&#62;new(GET =&#62; 'http://your-website.com/'); Save [...]]]></description>
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		<title>Block LIBWWW-PERL and web addresses to protect your site from botnets</title>
		<link>http://www.sys-admin.gr/23/apache/block-libwww-perl-and-web-addresses-to-protect-your-site-from-botnets/</link>
		<comments>http://www.sys-admin.gr/23/apache/block-libwww-perl-and-web-addresses-to-protect-your-site-from-botnets/#comments</comments>
		<pubDate>Thu, 31 May 2007 13:46:00 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Apache]]></category>
		<category><![CDATA[Security]]></category>
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		<category><![CDATA[Block]]></category>
		<category><![CDATA[botnets]]></category>
		<category><![CDATA[from]]></category>
		<category><![CDATA[httpd]]></category>
		<category><![CDATA[libwww]]></category>
		<category><![CDATA[LIBWWW-PERL]]></category>
		<category><![CDATA[perl]]></category>
		<category><![CDATA[Protect]]></category>
		<category><![CDATA[site]]></category>
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		<guid isPermaLink="false">http://www.sys-admin.gr/archives/apache/23</guid>
		<description><![CDATA[Not only do I block all accesses from libwww-perl, I also log what they were looking for which turns up an amazing amount of botnet hits on a daily basis just randomly hitting websites trying to find a way inside. The first trick to securing your site from the script kiddies is to block any [...]]]></description>
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		<item>
		<title>Block An Ip / host via .htaccess</title>
		<link>http://www.sys-admin.gr/10/apache/block-an-ip-host-via-htaccess/</link>
		<comments>http://www.sys-admin.gr/10/apache/block-an-ip-host-via-htaccess/#comments</comments>
		<pubDate>Mon, 21 May 2007 11:57:32 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Apache]]></category>
		<category><![CDATA[.htaccess]]></category>
		<category><![CDATA[An]]></category>
		<category><![CDATA[Block]]></category>
		<category><![CDATA[host]]></category>
		<category><![CDATA[Ip]]></category>
		<category><![CDATA[via]]></category>

		<guid isPermaLink="false">http://sys-admin.gr/archives/apache/10</guid>
		<description><![CDATA[You can deny acccess to a vhost just by adding the following lines in a .htaccess file: order allow,deny deny from [ip address] or [isp_name.com] allow from all with [ip address] you will block a specifc ip, and using [isp_name.com] will block anyone coming from a specific ISP. To block access to any ip just [...]]]></description>
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