Comment on Tempest attacks against AES: Stealing keys using minimal equipment [pdf]parentComments−Gibbon19yWonder if you can hash the cryto algorithm.−Dinux9yThis was even tested with CTR and GCM (I know this for a fact), which were not a problem at all. Surprisingly GCM was somewhat easier than hashing modes. But also CBC was detectable after a few blocks.
Comments
Wonder if you can hash the cryto algorithm.
This was even tested with CTR and GCM (I know this for a fact), which were not a problem at all. Surprisingly GCM was somewhat easier than hashing modes. But also CBC was detectable after a few blocks.