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Compressed Gas Can Hurt You if Released Upside Down

Feb 22, 20081 min
Core Java

A group of researches at Princeton University recently performed an experiment using a keyboard clearner turning the can upside down and spraying the contents on to the RAM of a laptop that froze the chip physically and froze the memory as it it were encased in ice.  The experiment in conjunction with a python script resulted in the harvesting of secret keys stored in RAM used to access the laptop that had whole disk encryption applied. 

A very interesting experiment indeed and one that needs to be asked of whole-disk/removable media encryption vendors – how do you protect against such activity which takes minutes to execute?

I don’t need to break any encryption, I can just steal the key.  And I thought kids did funny things with aerosol cans …