This is not a good news: http://thehackernews.com/2013/09/Undetectable-hardware-Trojans.html IMHO, There is no way to protect from this attack, without hardware open source. Only the Occam's razor[1] can help us: disconnect from the mains all machines. Bye [1] - http://pespmc1.vub.ac.be/OCCAMRAZ.html -- Dario Lesca - sip:dario@xxxxxxxxxx (Inviato dal mio Linux Fedora19+Gnome3.8) -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct