How to Hack Encryption Keys using Compressed Air



          

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Holding a compressed air can upside down creates extreme cooling of minus 50 degrees Celsius.  Spray this on memory and the stored data fades five times slower than it would naturally.  A full experiment conducted by Princeton exploits this little known property.  “(Memory is) not immediately erased, and their contents remain for malicious (or forensic) acquisition of usable full-system memory images.”

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