sandbox

The  sandbox  attribute of the HTML5  element can be used to greatly restrict what the framed content can do.

Why
Consider using "iframe sandbox" to restrict what embedded iframes (e.g. auto-embeds of YouTube and Vimeo) can do.

How to
to be written up

IndieWeb Examples
none as far as we know yet

Articles

 * 2011-07-14 Jacob Rossi Defense in Depth: Locking Down Mash-Ups with HTML5 Sandbox