From mboxrd@z Thu Jan 1 00:00:00 1970 From: freeman.zhang1992@gmail.com (freeman) Date: Mon, 17 Feb 2014 08:59:15 +0800 Subject: [Help] How to Replace File Operations in File System? In-Reply-To: <99785.1392418190@turing-police.cc.vt.edu> References: <52FC29B3.10201@gmail.com> <52FC69C7.7010705@gmail.com> <52FCC813.40505@gmail.com> <99785.1392418190@turing-police.cc.vt.edu> Message-ID: <53015EE3.1080101@gmail.com> To: kernelnewbies@lists.kernelnewbies.org List-Id: kernelnewbies.lists.kernelnewbies.org On 15 Feb 2014, Valdis.Kletnieks at vt.edu said: > On Thu, 13 Feb 2014 21:26:43 +0800, freeman said: > >> eCryptfs, I have this idea to design a simplified module(not >> another filesystem) to do transparent en/decrypting, by > Doing it transparently is harder than it looks. Key management is a bitch. > > (Hint - there's a reason why ecryptfs does it the way it does, rather than > the simpler way you're attempting to do it...) Hi Valdis, Thanks for your hint! There is no wonder that I got stuck when studying key management of eCryptfs.I think I should pay much more attention to it. Any idea of how to deal with key management? openPGP file format, multitudinous authentication in eCryptfs really make me give up! Regards Freeman