Opera get 0(zero) points in a security test run by Microsoft.
Tuesday, October 11, 2011 8:47:53 PM
I also tried to 'mask as Firefox' and got 2,5 points. When I tried to mask it as Internet Explorer I got a full score that is 4.
http://yourbrowsermatters.org/#/browser-score















Mad Scientistqlue # Saturday, October 15, 2011 4:33:43 PM
It mentions several 'Windows Operating System features' that supposedly only work with I.E. So they are actually browser features then or they would work system wide!