Re: Idea: Encryption plugin architecture for file-systems

From: Alistair Riddell (ali@gwc.org.uk)
Date: Sat Apr 21 2001 - 15:11:07 EDT

  • Next message: Ian Stirling: "Re: Idea: Encryption plugin architecture for file-systems"

    Have you tried:

    man losetup

    losetup /dev/loop0 /dev/hdxx -e DES
    mke2fs /dev/loop0
    mount /dev/loop0 /mnt/

    On Sat, 21 Apr 2001, Tamas Nagy wrote:

    > Hello,
    >
    > Lot of people would like to know their data in secure place, and the
    > frequent usage of compression softwares could be time-consuming and boring
    > sometime.
    >
    > Idea:
    > extend the current file-system with an optional plug-in system, which allows
    > for file-system level encryption instead of file-level. This could be used
    > transparently for applications or even for file-system drivers. This
    > doesn't mean an encrypted file-system, but a transparent encryption of a
    > media instead.
    >
    > Advantages:
    > #1: optional security level for every data, without user interaction.
    > #2: if this idea is used e.g. for portable media (like cdrom), your backup
    > could be in safe also.
    > #3: (almost;)) everybody could create own security plugin for their data,
    > and not have to trust on the designers of a secure file systems.
    >
    > I suspect that this idea may appeared in the past:(, but I haven't heard
    > about it;).
    >
    > So, what do you think about this? Is Linux kernel enough flexible to do
    > this? What changes are necessary to do such a thing? Is there any other way,
    > to have own security for file-systems or portable medias? Is this
    > implementation could be used in the US?
    >
    > Best regards,
    > Tamas Nagy
    >
    >
    >
    >
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    -- 
Alistair Riddell - BOFH
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Tel: +44 131 447 7931 Ext 176       Fax: +44 131 452 8594
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