Re: Announce loop-AES-v1.3b file crypto package

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Herbert Valerio Riedel wrote:
> On Mon, 9 Jul 2001, Jari Ruusu wrote:
> > patch-int-2.4.6.bz2 available from HVR's web site is still the same time
> > bomb waiting to explode as patch-int-2.4.3.1.bz2.
> >
> > Have you actually audited that code?
> >
> > I have audited some of it. Conclusion: BROKEN
> 
> ...do you mind sharing your thoughts with us? :-)
> but please, don't tell me again, to give up on the crypto API... ;-)
> 
> since I'm quite determined to fix all problems, it would be usefull to
> have a definite list of them...
> 
> btw, the non-reentrant part has been almost fixed... but it's not
> released yet.
> 
> if you are refering to the IV overflow, that's going to be addressed as
> well rsn...
> 
> as to the patch-int vs cryptoapi, the patch-int-2.4.6.bz2 actually nothing
> more than a patch-int-2.4.3.1 applied against a 2.4.6...
> 
> so they are both the same...

Just like I said, same time bomb.

Known problems, at this time:
1)  IV has be 512 byte based, each 512 byte chunk must be independent
2)  non-re-entrant ciphers
3)  Follow this thread, there is a patch:
    http://marc.theaimsgroup.com/?l=linux-kernel&m=99314207620322&w=2

All of the above problems are fixed in loop-AES.

Regards,
Jari Ruusu <jari.ruusu@xxxxxxxxxx>

Linux-crypto:  cryptography in and on the Linux system
Archive:       http://mail.nl.linux.org/linux-crypto/


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