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	<title>Building The Net &#187; Security</title>
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	<link>http://www.stuartsheldon.org/blog</link>
	<description>Open Source, The Universe &#38; Everything...</description>
	<lastBuildDate>Sat, 03 Jul 2010 19:02:36 +0000</lastBuildDate>
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		<title>Exploit Against Adobe Flash, Acrobat and Adobe Reader</title>
		<link>http://www.stuartsheldon.org/blog/2010/06/exploit-against-adobe-flash-acroba-and-adobe-reader/</link>
		<comments>http://www.stuartsheldon.org/blog/2010/06/exploit-against-adobe-flash-acroba-and-adobe-reader/#comments</comments>
		<pubDate>Thu, 10 Jun 2010 23:28:15 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Desktop]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[0day]]></category>
		<category><![CDATA[adobe flash]]></category>
		<category><![CDATA[exploit]]></category>
		<category><![CDATA[flash]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=777</guid>
		<description><![CDATA[Exploit Against Adobe Flash and Adobe Reader. I thought I got this posted the beginning of the week, but I guess it slipped through the cracks&#8230; June 4, 2010, Adobe confirmed that a zero day exploit exists in it&#8217;s Flash Player,  Acrobat and Adobe Reader software. This bug effects all of it&#8217;s supported platforms, and [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2010/06/exploit-against-adobe-flash-acroba-and-adobe-reader/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Building Redundant Networks in Data Centers</title>
		<link>http://www.stuartsheldon.org/blog/2010/06/building-redundant-networks-in-data-centers/</link>
		<comments>http://www.stuartsheldon.org/blog/2010/06/building-redundant-networks-in-data-centers/#comments</comments>
		<pubDate>Tue, 08 Jun 2010 00:59:02 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[bgp]]></category>
		<category><![CDATA[firewall]]></category>
		<category><![CDATA[load balancing]]></category>
		<category><![CDATA[ospf]]></category>
		<category><![CDATA[routing]]></category>
		<category><![CDATA[stp]]></category>
		<category><![CDATA[vrrp]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=734</guid>
		<description><![CDATA[Building Redundant Networks in Data Centers. I recently was asked to put together a brief web presentation on the different methods of creating redundant networks. I couldn&#8217;t think of a better place to put it, then right here on my blog. After all, I was overdue for a post anyways&#8230; What do I mean by [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2010/06/building-redundant-networks-in-data-centers/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Amazon Brute Force SIP Attacks &#8211; Dave Michels Interviews Me</title>
		<link>http://www.stuartsheldon.org/blog/2010/04/amazon-brute-force-sip-attacks-dave-michels-interviews-me/</link>
		<comments>http://www.stuartsheldon.org/blog/2010/04/amazon-brute-force-sip-attacks-dave-michels-interviews-me/#comments</comments>
		<pubDate>Mon, 19 Apr 2010 21:09:34 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Abuse]]></category>
		<category><![CDATA[Amazon]]></category>
		<category><![CDATA[Attack]]></category>
		<category><![CDATA[business]]></category>
		<category><![CDATA[DDOS]]></category>
		<category><![CDATA[DoS]]></category>
		<category><![CDATA[EC2]]></category>
		<category><![CDATA[SIP Attack]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=712</guid>
		<description><![CDATA[Amazon Brute Force SIP Attacks &#8211; Dave Michels Interviews Me. Shortly After my &#8220;SIP Brute Force Attack Originating From Amazon EC2 Hosts&#8221; post, Dave Michels interviewed me for an article Dark Side of the Cloud. This is that interview: Dave:   What do you believe the intent was of the attacks? Free long distance? Stu: Certainly [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2010/04/amazon-brute-force-sip-attacks-dave-michels-interviews-me/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>SIP Brute Force Attack Originating From Amazon EC2 Hosts</title>
		<link>http://www.stuartsheldon.org/blog/2010/04/sip-brute-force-attack-originating-from-amazon-ec2-hosts/</link>
		<comments>http://www.stuartsheldon.org/blog/2010/04/sip-brute-force-attack-originating-from-amazon-ec2-hosts/#comments</comments>
		<pubDate>Sun, 11 Apr 2010 21:46:33 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Abuse]]></category>
		<category><![CDATA[Amazon]]></category>
		<category><![CDATA[Attack]]></category>
		<category><![CDATA[business]]></category>
		<category><![CDATA[DDOS]]></category>
		<category><![CDATA[DoS]]></category>
		<category><![CDATA[EC2]]></category>
		<category><![CDATA[SIP Attack]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=708</guid>
		<description><![CDATA[SIP Brute Force Attack Originating From Amazon EC2 Hosts. I woke up Saturday morning to find strangely high network activity on some of our inbound connections. After a quick review, it turned out that most of the traffic was going into several of our hosted PBX systems. After a little more digging, I discovered that [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2010/04/sip-brute-force-attack-originating-from-amazon-ec2-hosts/feed/</wfw:commentRss>
		<slash:comments>6</slash:comments>
		</item>
		<item>
		<title>Starting over&#8230; Windows 7 or Linux.</title>
		<link>http://www.stuartsheldon.org/blog/2009/10/starting-over-windows-7-or-linux/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/10/starting-over-windows-7-or-linux/#comments</comments>
		<pubDate>Mon, 26 Oct 2009 18:10:04 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Desktop]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Microsoft]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[upgrade]]></category>
		<category><![CDATA[Windows 7]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=607</guid>
		<description><![CDATA[Upgrading to Windows 7 Windows 7 is out! And as usual, Microsoft is pushing the idea that: &#8220;Windows 7 is the greatest operating system ever created&#8221;. Well, I would argue that point, but if you are a hardcore windows user, you most likely will be drinking from the Microsoft Cool-Aid fountain, and will purchase the [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/10/starting-over-windows-7-or-linux/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Notes from my GNUPG talk</title>
		<link>http://www.stuartsheldon.org/blog/2009/10/notes-from-my-gnupg-talk/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/10/notes-from-my-gnupg-talk/#comments</comments>
		<pubDate>Mon, 19 Oct 2009 21:35:41 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Desktop]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[cryptography]]></category>
		<category><![CDATA[encryption]]></category>
		<category><![CDATA[gnupg]]></category>
		<category><![CDATA[gpg]]></category>
		<category><![CDATA[key]]></category>
		<category><![CDATA[keypair]]></category>
		<category><![CDATA[pgp]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=588</guid>
		<description><![CDATA[What is GNUPG? GNUPG is the open source alternative to PGP. It allows you to sign and / or encrypt digital information that you are sending to others. They then can verify / decrypt the data. It uses the asymmetric cryptography model for signing data and can use both symmetric and asymmetric cryptography for data [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/10/notes-from-my-gnupg-talk/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Saving Data On The Cloud&#8230; Safe?</title>
		<link>http://www.stuartsheldon.org/blog/2009/10/saving-data-on-the-cloud-safe/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/10/saving-data-on-the-cloud-safe/#comments</comments>
		<pubDate>Mon, 12 Oct 2009 20:10:58 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[cloud storage]]></category>
		<category><![CDATA[Danger]]></category>
		<category><![CDATA[lost data]]></category>
		<category><![CDATA[Microsoft]]></category>
		<category><![CDATA[remote backup]]></category>
		<category><![CDATA[sidekick]]></category>
		<category><![CDATA[T-Mobile]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=577</guid>
		<description><![CDATA[The temptation of the cloud&#8230; In today&#8217;s everything digital world, it seems like a natural thing to store your data where you can get to it from anywhere. But who is insuring that all those photos, contacts, videos, calendar entries, and other digital info will be there in ten years? Or in five years? Or [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/10/saving-data-on-the-cloud-safe/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Why IT People Don&#8217;t Sleep at Night&#8230;</title>
		<link>http://www.stuartsheldon.org/blog/2009/09/why-it-people-dont-sleep-at-night/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/09/why-it-people-dont-sleep-at-night/#comments</comments>
		<pubDate>Tue, 29 Sep 2009 23:31:23 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Business Continuity]]></category>
		<category><![CDATA[Disaster Recovery]]></category>
		<category><![CDATA[IT Professional]]></category>
		<category><![CDATA[it will never work]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=575</guid>
		<description><![CDATA[This story might not be for everyone. I often have trouble thinking of things to write about that will fit in to the &#8220;Everyone can benefit from&#8221; category. This little blog post is really aimed at IT folks and their families. It is an effort in explaining some of the strange thought processes we as [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/09/why-it-people-dont-sleep-at-night/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Is Obama A Spammer?</title>
		<link>http://www.stuartsheldon.org/blog/2009/08/is-obama-a-spammer/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/08/is-obama-a-spammer/#comments</comments>
		<pubDate>Mon, 24 Aug 2009 16:33:46 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[email]]></category>
		<category><![CDATA[obama spam]]></category>
		<category><![CDATA[spam]]></category>
		<category><![CDATA[white house spam]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=547</guid>
		<description><![CDATA[Thousands report receiving health care email from White House without requesting it. Over the last few days, news agencies have been reporting that the office of the president used a third party email service to deliver a political email to email accounts that were not subscribed or ever requested government email. This has lead to [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/08/is-obama-a-spammer/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Using Rsync and Hard Linked Files to Store Backup Snapshots.</title>
		<link>http://www.stuartsheldon.org/blog/2009/08/using-rsync-and-hard-linked-files-to-store-backup-snapshots/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/08/using-rsync-and-hard-linked-files-to-store-backup-snapshots/#comments</comments>
		<pubDate>Thu, 20 Aug 2009 18:26:24 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Desktop]]></category>
		<category><![CDATA[Free BSD]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[bsd]]></category>
		<category><![CDATA[data snapshots]]></category>
		<category><![CDATA[remote backup]]></category>
		<category><![CDATA[rsync]]></category>
		<category><![CDATA[snapshot]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=540</guid>
		<description><![CDATA[Who&#8217;s really behind the idea. First off, let me be clear that this was not my idea. I was told about this whole concept by Mike Rubel @ Cal Tech. He&#8217;s the rocket scientist behind this whole idea. Now that we have our &#8220;Credit Where Credit is Due&#8221; portion out of the way, let&#8217;s get [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/08/using-rsync-and-hard-linked-files-to-store-backup-snapshots/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Notes From My Linux Firewall Presentation.</title>
		<link>http://www.stuartsheldon.org/blog/2009/08/notes-from-my-linux-firewall-presentation/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/08/notes-from-my-linux-firewall-presentation/#comments</comments>
		<pubDate>Sat, 15 Aug 2009 23:35:26 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Internet]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[dmz]]></category>
		<category><![CDATA[firewall]]></category>
		<category><![CDATA[howto]]></category>
		<category><![CDATA[multiple providers]]></category>

		<guid isPermaLink="false">http://www.actusa.net/~stu/blog/?p=361</guid>
		<description><![CDATA[Linux Firewall Presentation Notes&#8230; Here are the notes regarding what I covered in my presentation to the Simi Conejo Linux User Group. The actual presentation covered these subjects in more detail then I was able to fit in here, but you should get the general idea of the concepts covered by reading this all the [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/08/notes-from-my-linux-firewall-presentation/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Speaking Announcement &#8211; Build a Linux Firewall</title>
		<link>http://www.stuartsheldon.org/blog/2009/08/build_a_linux_firewall/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/08/build_a_linux_firewall/#comments</comments>
		<pubDate>Mon, 10 Aug 2009 16:02:25 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[dsl]]></category>
		<category><![CDATA[firewall]]></category>
		<category><![CDATA[load balancing]]></category>
		<category><![CDATA[presentation]]></category>

		<guid isPermaLink="false">http://www.actusa.net/~stu/blog/?p=112</guid>
		<description><![CDATA[How to build a Linux Firewall&#8230; Join us and Learn! I will be speaking at the Simi Conejo Linux Users Group (SCLug) on August 15th 2009. I will be demonstrating how to setup a Linux based PC with multiple network interfaces to act as a firewall. The presentation will cover the following topics: Linux as [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/08/build_a_linux_firewall/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Twitter Down. Reports Under DoS Attack.</title>
		<link>http://www.stuartsheldon.org/blog/2009/08/twitter-down-reports-under-dos-attack/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/08/twitter-down-reports-under-dos-attack/#comments</comments>
		<pubDate>Thu, 06 Aug 2009 15:38:51 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[DoS]]></category>
		<category><![CDATA[facebook]]></category>
		<category><![CDATA[facebook slow]]></category>
		<category><![CDATA[twitter]]></category>
		<category><![CDATA[twitter down]]></category>

		<guid isPermaLink="false">http://www.stuartsheldon.org/blog/?p=483</guid>
		<description><![CDATA[What exactly is a DoS Attack? In simple terms, a DoS or Denial of Service attack is when a system or group of systems, create traffic to a web site or network service, that causes an overload of the equipment and forces the web site or network service to drop or ignore real requests. What [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/08/twitter-down-reports-under-dos-attack/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Choosing A Web Content Management Software.</title>
		<link>http://www.stuartsheldon.org/blog/2009/07/choosing-a-web-content-management-software/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/07/choosing-a-web-content-management-software/#comments</comments>
		<pubDate>Wed, 29 Jul 2009 01:01:34 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Internet]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[Open Source]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[content]]></category>
		<category><![CDATA[drupal]]></category>
		<category><![CDATA[joomla]]></category>
		<category><![CDATA[online]]></category>
		<category><![CDATA[online content]]></category>
		<category><![CDATA[wordpress]]></category>

		<guid isPermaLink="false">http://www.actusa.net/~stu/blog/?p=324</guid>
		<description><![CDATA[Choosing the right software for your dynamic web content management is important. There are tons of hosted and installable software packages out there that do web content management. Some good, some not so good. Only one thing is certain, you&#8217;ll have your work cut out for you if you choose the wrong one. I&#8217;m going [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/07/choosing-a-web-content-management-software/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Facebook Not Allowing Third Parties to Use Member Photos.</title>
		<link>http://www.stuartsheldon.org/blog/2009/07/facebook-member-photos/</link>
		<comments>http://www.stuartsheldon.org/blog/2009/07/facebook-member-photos/#comments</comments>
		<pubDate>Mon, 27 Jul 2009 15:46:58 +0000</pubDate>
		<dc:creator>Stuart Sheldon</dc:creator>
				<category><![CDATA[Security]]></category>
		<category><![CDATA[advertise]]></category>
		<category><![CDATA[advertisers]]></category>
		<category><![CDATA[facebook]]></category>
		<category><![CDATA[facebook privacy settings]]></category>
		<category><![CDATA[marketing]]></category>
		<category><![CDATA[privacy]]></category>
		<category><![CDATA[rumor]]></category>

		<guid isPermaLink="false">http://www.actusa.net/~stu/blog/?p=317</guid>
		<description><![CDATA[Facebook has gone on the record stating that there has been no changes in it&#8217;s privacy policy. Recently, a rumor that Facebook was allowing 3rd party advertisers to use members photos without their explicit permission, has turned out to be just that, a rumor. Strangely, what appears to be fueling the rumor is a setting [...]]]></description>
		<wfw:commentRss>http://www.stuartsheldon.org/blog/2009/07/facebook-member-photos/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
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