Re:Mac OS X Lion Login Passwords Extracted With Ease
by masklinn on Tuesday July 26, 2011 @10:24AM
(#2807427)
> Given that FireWire gives you direct, unsecured access to memory
FireWire asks for it, but in recent years CPUs have started implementing IOMMUs, which should be useable to "lie" to devices and sandbox DMA'd memory, preventing full memory access to even low level busses (such as FireWire or Thunderbolt)
FireWire asks for it, but in recent years CPUs have started implementing IOMMUs, which should be useable to "lie" to devices and sandbox DMA'd memory, preventing full memory access to even low level busses (such as FireWire or Thunderbolt)