[dm-crypt] Detecting the use of a keyfile

sector9 at ftml.net sector9 at ftml.net
Thu May 23 15:27:25 CEST 2013

During the boot stage is it possible for an attacker with physical
access to detect if a keyfile is used to unlock an encrypted volume?

Does it yield to protest that the keyfile is lost/unknown/destroyed when
in reality there is no keyfile but instead a regular non-keyfile

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