On Sat, 2010-07-17 at 11:46 +0200, Heinz Diehl wrote: > As far as I understand, the SSD part of these hybrid drives is used as a > cache, which doesn't loose its data when powered off. The disc itself is > completely in encrypted state when off, but I'm quite curious what maybe > could happen to the SSD part. All is encrypted,.. expect those parts of the header which aren't encrypted anyways. The kernel encrypts everything at the (dm-crpyt) block layer,... "long" before this goes out to hardware,... so the hardware never sees anything that's unencrypted. > is it completely covered by the additional crypto layer, or is there some > internal transfer which happens "automatically" without being under > control of the crypto layer? As long as your CPU/bus is not hacked,... no ;) Cheer, Chris.
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