On Mon, Sep 30, 2013 at 12:52:13PM -0400, Eric H. Christensen wrote:
Realcrypt method:
There is plausible deniability (if properly implemented) whereas you
could provide the person with the alternate passphrase which would
give them access to a portion of the encrypted partition but not your
real working partition.
Unlike True/RealCrypt, we do ship tcplay, which is a free TrueCrypt implementation based
on dm-crypt. I've never played with it, but it apparently supports
hidden volumes.
http://www.truecrypt.org/docs/hidden-volume
https://apps.fedoraproject.org/packages/tcplay
luke