For a very good explaination on that topic, see the following 32C3 presentation: "Towards (reasonably) trustworthy x86 laptops" https://media.ccc.de/v/32c3-73

For a very good explaination on that topic, see the following 32C3 presentation: "Towards (reasonably) trustworthy x86 laptops" https://media.ccc.de/v/32c3-7352-towards_reasonably_trustworthy_x86_laptops https://media.ccc.de/v/32c3-7352-towards_reasonably_trustwor... Also, the paper by the author is worth a read: "State considered harmful - A proposal for a stateless laptop" https://blog.invisiblethings.org/papers/2015/state_harmful.pdf https://blog.invisiblethings.org/papers/2015/state_harmful.p...