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Re: flash drive encryption between different OS's



On Sat, Jun 06, 2009 at 10:30:14AM -0700, Kelly Clowers wrote:
> On Sat, Jun 6, 2009 at 07:35, Douglas A. Tutty <dtutty@vianet.ca> wrote:
> > On Fri, Jun 05, 2009 at 03:58:33PM -0400, Daryl Styrk wrote:
> >> I'm looking for a solution to encrypt a flash drive formated in FAT32 so
> >> it can easily be decrypted across multiple OS's with the least amount of
> >> software needed.
> >
> > I don't do windows.  Does it have OpenSSL?  I encrypt stuff with that
> > since the BSDs have it too.  Just pipe it through. e.g. stuff.tgz
> > becomes stuff.tgz.aes
> 
> Is that secure? I mean, SSL is for streams, not blocks, but I guess I
> don't know how that affects security if used in the opposite manner...

Well, the openssl has the encrypt function for encrypting files.  AES is
a block cypher anyway, even in a stream SSL breaks up the stream into
blocks for encryption.

Doug.


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