As hinted at in the original article[1], this sort of attack relies on running code during the EFI boot phase, and so it would be prevented by secure boot, sinc

As hinted at in the original article[1], this sort of attack relies on running code during the EFI boot phase, and so it would be prevented by secure boot, since the attack code would not be signed and thus would not run. See also Matthew Garrett's coverage[2]. 1: http://www.itsec.it/2012/09/18/uefi-technology-say-hello-to-the-windows-8-bootkit/ http://www.itsec.it/2012/09/18/uefi-technology-say-hello-to-... 2: http://mjg59.dreamwidth.org/16987.html http://mjg59.dreamwidth.org/16987.html