<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
		<id>https://wiki.owasp.org/index.php?action=history&amp;feed=atom&amp;title=OWASP_AppSec_DC_2012%2FDenial_of_Surface</id>
		<title>OWASP AppSec DC 2012/Denial of Surface - Revision history</title>
		<link rel="self" type="application/atom+xml" href="https://wiki.owasp.org/index.php?action=history&amp;feed=atom&amp;title=OWASP_AppSec_DC_2012%2FDenial_of_Surface"/>
		<link rel="alternate" type="text/html" href="https://wiki.owasp.org/index.php?title=OWASP_AppSec_DC_2012/Denial_of_Surface&amp;action=history"/>
		<updated>2026-04-14T09:54:56Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
		<generator>MediaWiki 1.27.2</generator>

	<entry>
		<id>https://wiki.owasp.org/index.php?title=OWASP_AppSec_DC_2012/Denial_of_Surface&amp;diff=126000&amp;oldid=prev</id>
		<title>Mark.bristow at 00:59, 12 March 2012</title>
		<link rel="alternate" type="text/html" href="https://wiki.owasp.org/index.php?title=OWASP_AppSec_DC_2012/Denial_of_Surface&amp;diff=126000&amp;oldid=prev"/>
				<updated>2012-03-12T00:59:18Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;tr style='vertical-align: top;' lang='en'&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Revision as of 00:59, 12 March 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l2&quot; &gt;Line 2:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 2:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;__NOTOC__&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;__NOTOC__&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== The Presentation&amp;#160; ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== The Presentation&amp;#160; ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;[[Image:Owasp_logo_normal.jpg|right]]&lt;/del&gt;Are industrial systems airgapped?&amp;lt;br&amp;gt;Some are, some aren't. Unfortunately, enough of them aren't...to suggest bigger questions. Shodan has provided us with over 10,000 proofs of ICS connectivty, and visualization is the key to this story. More importantly, this data was provided to ICS-CERT to help mitigate such exposure. That data was in turn shared globally with other CERTS and CSIRTS, and the lessons are still being learned.&amp;lt;br&amp;gt;It's time to re-examine the fantasy of the airgap, and think of ways to do vulnerability and exposure management in vendor and owner agnostic ways. More importantly, how do you do vulnerability management at a national or international scale?&amp;lt;br&amp;gt;This is not a story of 'I found a couple scary things in SHODAN'. This is a theory of the underlying cause for being able to find THOUSANDS of ICS devices and logins on the open internet. Complete with open source eye-candy!&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Are industrial systems airgapped?&amp;lt;br&amp;gt;Some are, some aren't. Unfortunately, enough of them aren't...to suggest bigger questions. Shodan has provided us with over 10,000 proofs of ICS connectivty, and visualization is the key to this story. More importantly, this data was provided to ICS-CERT to help mitigate such exposure. That data was in turn shared globally with other CERTS and CSIRTS, and the lessons are still being learned.&amp;lt;br&amp;gt;It's time to re-examine the fantasy of the airgap, and think of ways to do vulnerability and exposure management in vendor and owner agnostic ways. More importantly, how do you do vulnerability management at a national or international scale?&amp;lt;br&amp;gt;This is not a story of 'I found a couple scary things in SHODAN'. This is a theory of the underlying cause for being able to find THOUSANDS of ICS devices and logins on the open internet. Complete with open source eye-candy!&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== The Speakers&amp;#160; ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== The Speakers&amp;#160; ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Eireann Leverett&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;table&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;tr&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;td&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;===&lt;/ins&gt;Eireann Leverett&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;===&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[[Image:AppSecDC12-leverett.jpg|left]]Eireann Leverett is NOT a PhD student at Cambridge, despite recent propaganda to the contrary. He did grow up in DC though, and is looking forward to coming back in style.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;He started academic life studying Philosophy and Psychology, and then moved on to Artificial Intelligence and Software Engineering. His most recent project comes from his MPhil in Advanced Computer Science which apparently he survived.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;He's been an OWASP, circus, and hackerspace activist for a few years,&amp;#160; and likes security projects in the real world. His fans include his mom, her dog, the deuteragonist Jiminy Cricket, and a couple Amish mimes living in Norway.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;He currently scrapes out a living inventing ridiculous bios in the third person, because he hasn't really done anything yet.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/td&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/tr&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/table&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;noinclude&amp;gt;{{:OWASP AppSec DC 2012 Footer}}&amp;lt;/noinclude&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;noinclude&amp;gt;{{:OWASP AppSec DC 2012 Footer}}&amp;lt;/noinclude&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Mark.bristow</name></author>	</entry>

	<entry>
		<id>https://wiki.owasp.org/index.php?title=OWASP_AppSec_DC_2012/Denial_of_Surface&amp;diff=125465&amp;oldid=prev</id>
		<title>Mark.bristow: Created page with &quot;&lt;noinclude&gt;{{:OWASP AppSec DC 2012 Header}}&lt;/noinclude&gt; __NOTOC__ == The Presentation  == rightAre industrial systems airgapped?&lt;br&gt;Some are, s...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.owasp.org/index.php?title=OWASP_AppSec_DC_2012/Denial_of_Surface&amp;diff=125465&amp;oldid=prev"/>
				<updated>2012-03-02T20:51:39Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;&amp;lt;noinclude&amp;gt;{{:OWASP AppSec DC 2012 Header}}&amp;lt;/noinclude&amp;gt; __NOTOC__ == The Presentation  == &lt;a href=&quot;/index.php/File:Owasp_logo_normal.jpg&quot; title=&quot;File:Owasp logo normal.jpg&quot;&gt;right&lt;/a&gt;Are industrial systems airgapped?&amp;lt;br&amp;gt;Some are, s...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;noinclude&amp;gt;{{:OWASP AppSec DC 2012 Header}}&amp;lt;/noinclude&amp;gt;&lt;br /&gt;
__NOTOC__&lt;br /&gt;
== The Presentation  ==&lt;br /&gt;
[[Image:Owasp_logo_normal.jpg|right]]Are industrial systems airgapped?&amp;lt;br&amp;gt;Some are, some aren't. Unfortunately, enough of them aren't...to suggest bigger questions. Shodan has provided us with over 10,000 proofs of ICS connectivty, and visualization is the key to this story. More importantly, this data was provided to ICS-CERT to help mitigate such exposure. That data was in turn shared globally with other CERTS and CSIRTS, and the lessons are still being learned.&amp;lt;br&amp;gt;It's time to re-examine the fantasy of the airgap, and think of ways to do vulnerability and exposure management in vendor and owner agnostic ways. More importantly, how do you do vulnerability management at a national or international scale?&amp;lt;br&amp;gt;This is not a story of 'I found a couple scary things in SHODAN'. This is a theory of the underlying cause for being able to find THOUSANDS of ICS devices and logins on the open internet. Complete with open source eye-candy!&lt;br /&gt;
== The Speakers  ==&lt;br /&gt;
Eireann Leverett&lt;br /&gt;
&amp;lt;noinclude&amp;gt;{{:OWASP AppSec DC 2012 Footer}}&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>Mark.bristow</name></author>	</entry>

	</feed>