Re: [RFC] Encrypting file system

["Mario 'BitKoenig' Holbe" <Mario.Holbe@TU-Ilmenau.DE>]

V Bhanu Chandra <vbhanu.lkml@gmail.com> wrote:
> I am thinking of designing and implementing a new native encrypting
> file system for the linux kernel as a part of a student / research
> project. Unlike dm-crypt/loop-AES/cryptoloop, I plan to target
> slightly more ambitious user specifications such as: per-file random
> secret encryption keys which are in-turn encrypted using the public
> keys of all users having access to that filesystem object (a copy
...
> Any comments / guidance / suggestions are most welcome and solicitated.

Since you are talking about an encrypting filesystems but only
referencing encrypting block devices... Have you had a look at encfs
and/or StegFS already?
At least one of the encrypting block devices you mentioned (I don't
remember which one) already has the ability to have multiple keys.


regards
   Mario
-- 
I have great faith in fools; self-confidence my friends call it.
                                              -- Edgar Allan Poe