http://blogs.msdn.com/b/ieinternals/archive/2009/06/19/enhanced-ie-security-with-sehop.aspxWindows Vista SP1 introduced an interesting new memory protection known as SEHOP, which works with other memory protection techniques (like DEP/NX , ASLR, etc) to help prevent exploitation of a specific type of memory-related vulnerability known as SEHen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/ieinternals/archive/2009/06/19/enhanced-ie-security-with-sehop.aspx#9927625Mon, 23 Nov 2009 23:39:23 GMT91d46819-8472-40ad-a661-2c78acb4018c:9927625EricLaw [MSFT]<p>@Nuntawat: Do you see the problem if you start IE in &quot;No Addons&quot; mode using the link in the start menu?</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=9927625" width="1" height="1">http://blogs.msdn.com/b/ieinternals/archive/2009/06/19/enhanced-ie-security-with-sehop.aspx#9927601Mon, 23 Nov 2009 22:46:26 GMT91d46819-8472-40ad-a661-2c78acb4018c:9927601Nuntawat<p>After enabling SEHOP for all applications on Windows 7 using &quot;Fix it&quot;, when starting Internet Explorer, it always hang and restart. Is it different between enabling the feature on only Internet Explorer as you provide a solution on this post and enabling the feature on all applications? And what should I do?</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=9927601" width="1" height="1">