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Re: Revival of the signed debs discussion



* Joey Hess (joeyh@debian.org) [031202 02:55]:
> Goswin von Brederlow wrote:
> > What can we do with deb signatures?
> > 
> > For our current problem, the integrity of the debian archive being
> > questioned, the procedure would be easy and available to every user:
> > 
> > 1. get any clean Debian keyring (or just the key signing the keyring)
> > 2. verify the latest Debian keyring
> > 3. verify that each deb was signed by a DD and the signature fits

> The canoical attack against signed debs in this situation is to find a
> signed deb on snapshot.debian.net that contains a known security hole.

To avoid this attack, it is necessary that the filename of the deb or
the version of the package is also signed.


Cheers,
Andi
-- 
   http://home.arcor.de/andreas-barth/
   PGP 1024/89FB5CE5  DC F1 85 6D A6 45 9C 0F  3B BE F1 D0 C5 D1 D9 0C



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