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Re: Which password cipher ?

On Wed, Dec 01, 2010 at 09:42:17AM +0000, Julio Merino wrote:
> On Tue, Nov 30, 2010 at 9:58 PM, Joel Carnat <> 
> wrote:
> > Hi,
> >
> > I'm installing a new domU and just realize I always choose the DES cipher 
> > for storing local passwords as it is supposed to be the most compatible. I 
> > personally don't use NIS (anymore) and password I share are store in LDAP 
> > using SSHA1.
> >
> > Is it still save to store local password in DES or should something else be 
> > used if possible ?
> > If so, what's the best option Blowfish, SHA1 ?
> >
> > I read SHA1 has issues and SHA2 based cipher should be preferred.
> > It also seems that OpenBSD uses Blowfish.
> Which makes me wonder... why do we even *ask* people to choose a
> cypher algorithm during install?  Couldn't we, as the developers of
> the system, make a good choice for our users (and let them change it
> after installation if they so wish, just as they can with everything
> else)?  (It just feels stupid that we have a question in sysinst for
> something as trivial as this but we don't have a way to select, e.g.
> which services to enable.)

Because the standard solution around here is to not have a solution
and add flags and toggles and levers and knobs, i.e. outsource the

Does sysinst even make it possible to select sha1?  Yes, let's just
drop the question from sysinst.

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