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	<title>Gabriel Harper's Blog &#187; Servers &amp; Security</title>
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	<link>http://www.gabrielharper.com</link>
	<description>Business, Web Sites and Life</description>
	<lastBuildDate>Wed, 17 Feb 2010 19:35:08 +0000</lastBuildDate>
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		<item>
		<title>How to Ban an IP Address With .htaccess</title>
		<link>http://www.gabrielharper.com/2010/02/how-to-ban-an-ip-address-with-htaccess/</link>
		<comments>http://www.gabrielharper.com/2010/02/how-to-ban-an-ip-address-with-htaccess/#comments</comments>
		<pubDate>Wed, 17 Feb 2010 19:35:08 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[apache]]></category>
		<category><![CDATA[ban ip]]></category>
		<category><![CDATA[htaccess]]></category>
		<category><![CDATA[webmaster]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/?p=643</guid>
		<description><![CDATA[Once in a while you might run into a suspicious IP address accessing your website. Maybe it&#8217;s doing something funny like probing for vulnerabilities, or just spamming the heck out of your server. Being a responsible webmaster, you decide to ban the IP address from your server completely &#8211; but how? Using Apache Web server [...]]]></description>
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		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Test DNS Transfer with Windows Hosts File</title>
		<link>http://www.gabrielharper.com/2010/01/test-dns-transfer-with-windows-hosts-file/</link>
		<comments>http://www.gabrielharper.com/2010/01/test-dns-transfer-with-windows-hosts-file/#comments</comments>
		<pubDate>Sat, 02 Jan 2010 05:58:56 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[dns]]></category>
		<category><![CDATA[domain names]]></category>
		<category><![CDATA[webmaster]]></category>
		<category><![CDATA[windows]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/?p=576</guid>
		<description><![CDATA[Here&#8217;s a simple trick you can use to test DNS changes on a Windows PC. You can fake or override DNS lookups by manually entering an IP address for any domain name you want. Use it to see if yoursite.com looks OK on the new server or IP address before DNS makes it around to [...]]]></description>
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		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Finding &amp; Deleting Linux Core Dump Files Safely</title>
		<link>http://www.gabrielharper.com/2009/05/finding-deleting-linux-core-dump-files-safely/</link>
		<comments>http://www.gabrielharper.com/2009/05/finding-deleting-linux-core-dump-files-safely/#comments</comments>
		<pubDate>Fri, 22 May 2009 11:49:55 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[regex]]></category>
		<category><![CDATA[regular expressions]]></category>
		<category><![CDATA[scripts]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/?p=466</guid>
		<description><![CDATA[Linux sometimes dumps a huge file when a script crashes. These core files can build up and eat away valuable disk space. Some other methods of deleting core files will damage your server. Here are a few simple commands I use to find and delete these core dump files safely. Deleting files on Linux can [...]]]></description>
		<wfw:commentRss>http://www.gabrielharper.com/2009/05/finding-deleting-linux-core-dump-files-safely/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>How to Use GPG to Encrypt and Decrypt Files</title>
		<link>http://www.gabrielharper.com/2009/04/how-to-use-gpg-to-encrypt-and-decrypt-files/</link>
		<comments>http://www.gabrielharper.com/2009/04/how-to-use-gpg-to-encrypt-and-decrypt-files/#comments</comments>
		<pubDate>Sat, 18 Apr 2009 00:10:53 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[encryption]]></category>
		<category><![CDATA[gpg]]></category>
		<category><![CDATA[linux]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/?p=48</guid>
		<description><![CDATA[A good friend recently provided me with some dead-simple instructions on how to use GPG in linux so we could share a few sensitive files. I have edited them slightly and with his permission I will share them with you. To encrypt a file for someone you first need to import their public key: gpg [...]]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>New XSS Flaw: vBulletin 3.7.2 PL2 and 3.6.10 PL4</title>
		<link>http://www.gabrielharper.com/2008/08/new-xss-flaw-vbulletin-372-pl2-and-3610-pl4/</link>
		<comments>http://www.gabrielharper.com/2008/08/new-xss-flaw-vbulletin-372-pl2-and-3610-pl4/#comments</comments>
		<pubDate>Mon, 18 Aug 2008 17:21:19 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[Software & Scripts]]></category>
		<category><![CDATA[vbulletin]]></category>
		<category><![CDATA[xss]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/?p=62</guid>
		<description><![CDATA[The latest Jelsoft security bulletin, dated this August 18th, 2008, has announced the discovery of a new XSS flaw related to JavaScript escaping. This flaw could allow unauthorized users to carry out unauthorized actions or obtain access to a user&#8217;s account. vBulletin patch releases 3.7.2 PL2 and 3.6.10 PL4 have been released to address the [...]]]></description>
		<wfw:commentRss>http://www.gabrielharper.com/2008/08/new-xss-flaw-vbulletin-372-pl2-and-3610-pl4/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>New vBulletin XSS Flaw Fix: vBulletin 3.7.1 PL2 and 3.6.10 PL2</title>
		<link>http://www.gabrielharper.com/2008/06/new-vbulletin-xss-flaw-fix-vbulletin-371-pl2-and-3610-pl2/</link>
		<comments>http://www.gabrielharper.com/2008/06/new-vbulletin-xss-flaw-fix-vbulletin-371-pl2-and-3610-pl2/#comments</comments>
		<pubDate>Wed, 18 Jun 2008 16:10:36 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[Software & Scripts]]></category>
		<category><![CDATA[vbulletin]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/?p=49</guid>
		<description><![CDATA[Jelsoft just announced a new patch level release for vBulletin 3.7.1 and 3.6.10. vBulletin 3.7.1 PL2 and 3.6.10 PL2 are intended to address the deeper issues behind the XSS flaw first noted in vBulletin 3.7.1 PL1 and 3.6.10 PL1. According to the Jelsoft release annoucement 3.7.1 PL2 and 3.6.10 PL2 fixes an XSS flaw affecting [...]]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>vBulletin XSS Flaw Fixed: 3.7.1 PL1 and 3.6.10 PL1</title>
		<link>http://www.gabrielharper.com/2008/06/vbulletin-xss-flaw-fixed-371-pl1-and-3610-pl1/</link>
		<comments>http://www.gabrielharper.com/2008/06/vbulletin-xss-flaw-fixed-371-pl1-and-3610-pl1/#comments</comments>
		<pubDate>Mon, 09 Jun 2008 14:09:56 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[Software & Scripts]]></category>
		<category><![CDATA[vbulletin]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/?p=47</guid>
		<description><![CDATA[Jelsoft has just announced a security update for vBulletin forum software that resolves a cross-site scripting (XSS) error. These are patch level fixes for the existing vBulletin 3.7.1 and 3.6.10 versions that focus on the XSS flaw. According to the Jelsoft announcement: &#8230;it is difficult to exploit the XSS flaw, and the potential for exposure [...]]]></description>
		<wfw:commentRss>http://www.gabrielharper.com/2008/06/vbulletin-xss-flaw-fixed-371-pl1-and-3610-pl1/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>cPanel 11.23 Released</title>
		<link>http://www.gabrielharper.com/2008/05/cpanel-1123-released/</link>
		<comments>http://www.gabrielharper.com/2008/05/cpanel-1123-released/#comments</comments>
		<pubDate>Thu, 29 May 2008 02:20:21 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[Software & Scripts]]></category>
		<category><![CDATA[cpanel]]></category>
		<category><![CDATA[whm]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/?p=44</guid>
		<description><![CDATA[cPanel just announced the release of cPanel 11.23 which focuses on some key issues with cPanel. According to cPanel&#8217;s blog announcement the cPanel 11.23 release focuses on memory usage, mail efficiency, backups and users. cPanel server admins are getting pretty excited about the performance increases in cPanel VPS optimized, and 11.23 addresses memory usage with [...]]]></description>
		<wfw:commentRss>http://www.gabrielharper.com/2008/05/cpanel-1123-released/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>vBulletin CSRF (vBulletin cross-site request forgery)</title>
		<link>http://www.gabrielharper.com/2008/04/vbulletin-csrf-vbulletin-cross-site-request-forgery/</link>
		<comments>http://www.gabrielharper.com/2008/04/vbulletin-csrf-vbulletin-cross-site-request-forgery/#comments</comments>
		<pubDate>Thu, 24 Apr 2008 18:27:05 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[Software & Scripts]]></category>
		<category><![CDATA[vbulletin]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/2008/04/vbulletin-csrf-vbulletin-cross-site-request-forgery/</guid>
		<description><![CDATA[More fun in the Webmaster world of updates. Jelsoft today announced vBulletin 3.6.10, including various backported bugfixes from 3.7.0 but primarily to fix a cross-site request forgery (CSRF) in vBulletin 3.6.9. According to Jelsoft &#8220;The vulnerability potentially allows an administrator to be lured to a third party site that could submit a form on their [...]]]></description>
		<wfw:commentRss>http://www.gabrielharper.com/2008/04/vbulletin-csrf-vbulletin-cross-site-request-forgery/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>cPanel VPS Optimized: Great taste, less memory</title>
		<link>http://www.gabrielharper.com/2008/04/cpanel-vps-optimized-great-taste-less-memory/</link>
		<comments>http://www.gabrielharper.com/2008/04/cpanel-vps-optimized-great-taste-less-memory/#comments</comments>
		<pubDate>Sat, 05 Apr 2008 18:38:23 +0000</pubDate>
		<dc:creator>Gabriel Harper</dc:creator>
				<category><![CDATA[Servers & Security]]></category>
		<category><![CDATA[Software & Scripts]]></category>
		<category><![CDATA[cpanel]]></category>
		<category><![CDATA[whm]]></category>

		<guid isPermaLink="false">http://www.gabrielharper.com/blog/2008/04/cpanel-vps-optimized-great-taste-less-memory/</guid>
		<description><![CDATA[I just read about the new version of Cpanel / WHM that is supposed to use much less memory on Virtual Private Servers (VPS). Aside from the obvious benefit of freeing up resources and improving performance and capacity, cPanel also points out the benefits of being more eco-friendly than standard cPanel releases. I&#8217;m not sure [...]]]></description>
		<wfw:commentRss>http://www.gabrielharper.com/2008/04/cpanel-vps-optimized-great-taste-less-memory/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
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