#days Security & Risk Conference: Jürgen Pabel
FrozenCache examines #days Security & Risk Conference: Jürgen Pabel.
Summary
Jürgen Pabel explains cold boot attacks where RAM retains full-disk encryption keys after power-off and proposes FrozenCache, storing keys in CPU cache via cache-as-RAM mode so they are not in removable RAM. Demonstrates a Linux kernel module integrating with DM-Crypt, noting severe performance degradation in the early prototype.
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