Messages in this thread | | | Date | Wed, 3 Dec 2003 22:44:43 +0100 | From | Jörn Engel <> | Subject | Re: partially encrypted filesystem |
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On Wed, 3 December 2003 13:07:56 -0800, Kallol Biswas wrote: > > Hello, > We have a requirement that a filesystem has to support > encryption based on some policy. The filesystem also should be able > to store data in non-encrypted form. A search on web shows a few > encrypted filesystems like "Crypto" from Suse Linux, but we need a > system where encryption will be a choice per file. We have a hardware > controller to apply encryption algorithm. If a filesystem provides hooks > to use a hardware controller to do the encryption work then the cpu can > be freed from doing the extra work. > > Any comment on this?
Haven't heard about anything working yet, but it shouldn't be too hard to change something existing. For jffs2, I would guesstimate one or two month to add the necessary bits, but jffs2 is not first choice as a hard drive filesystem. Not sure about other filesystems.
Jörn
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