Password Complexity in Linux

[Harry Hoffman]

check out the man page for pam_cracklib

Cheers,
Harry


On Mon, 2008-06-30 at 12:46 -0400, Chet Nichols III wrote:
> The useradd command will let you tune password expiration times per user..
> but for creating complex passwords, you could always create your own
> modified passwd tool that users have to use to enforce your complexity.
> As for having the last 4 passwords not used, I'd probably end up creating a
> database of some sort that my custom passwd tool would tap into.
> 
> There are probably solutions/built-in's already that take care of this, but
> that'd be my first thought (I usually think about what I'd do before
> searching for already existing solutions).
> 
> I'm interested to hear what other people use/would use to handle this :D
> 
> Chet
> 
> On Mon, Jun 30, 2008 at 12:19 PM, karthik keyan <karthik_arnold1 at yahoo.com>
> wrote:
> 
> > Hi All
> >
> > I would like to setup passwd complexity on our Linux servers .
> >
> > Min 8 characters - 1 upper , 1 digit and 1 Lower character
> >
> > Last used 4 passwords should not be used
> >
> > And also i want to set Passwd expiry for user accounts which are already
> > created and These passwd complexity should apply to users which has alreay
> > been created .
> >
> > I Need  your valuable help and advice
> >
> > Thanks & Regards
> > Karthik
> >
> >
> >
> >
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> 
> 
> 
> -- 
> ----------------------------------------
> chet nichols III
> chet.nichols at gmail.com
> aim: chet / twitter: chet
> http://chetnichols.org
> ----------------------------------------