Re:You've Been Framed. A survey of iframes and the sandbox a...
by TheLoneWolfling on Thursday May 07, 2015 @03:12PM
(#9507512)
It's IE 8 and 9 that I'd be most worried about in terms of malice.
And I'd be one of those users who would be cut out by JS requirements. Just so you know, that number is not zero.
[1] http://caniuse.com/#feat=iframe-sandbox