This paper presents on a design methodology for using Intel VT-d in a UEFI BIOS for
purposes of resisting DMA attacks against the host UEFI firmware from devices.
purposes of resisting DMA attacks against the host UEFI firmware from devices.
more here.........http://firmware.intel.com/sites/default/files/resources/A_Tour_Beyond_BIOS_Using_Intel_VT-d_for_DMA_Protection.pdf
Inclusive is slides from ShmooCon "Betting BIOS Bugs Won’t Bite Y’er Butt?" here.....http://www.legbacore.com/Research_files/2015_ShmooCon_BIOSBugs.pdf
Inclusive is slides from ShmooCon "Betting BIOS Bugs Won’t Bite Y’er Butt?" here.....http://www.legbacore.com/Research_files/2015_ShmooCon_BIOSBugs.pdf