Re: Idea: Encryption plugin architecture for file-systems

From: Dan Hollis (goemon@anime.net)
Date: Sat Apr 21 2001 - 18:50:26 EDT

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    On Sat, 21 Apr 2001, Andi Kleen wrote:
    > On Sat, Apr 21, 2001 at 09:21:44PM +0200, Peter Makholm wrote:
    > > nagytam@rerecognition.com ("Tamas Nagy") writes:
    > > > Idea:
    > > > extend the current file-system with an optional plug-in system, which allows
    > > > for file-system level encryption instead of file-level.
    > > That's is one of the things the loop device offers. For better
    > > encryption than XOR you need the patches from kerneli.org.
    > No, you don't. The standard kernel loop device supports loading of external
    > crypto filters just fine; no patching at all required.

    But it is a definite performance killer. A direct plugin to filesystems
    would be far more efficient.

    -Dan

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