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Re: Allowing @ in user names?

On 07/10/2006 Roberto C. Sanchez wrote:
> On Sat, Oct 07, 2006 at 06:32:31PM +0200, Marc Haber wrote:
> > Hi,
> > 
> > in #389160, the bug submitter suggests allowing @ in user names, which
> > adduser currently does not even allow when called with
> > --force-badname.
> > 
> > Is there any potential breakage to allow adduser --force-badname to
> > create accounts with @ in user names?
> > 
> I'm thinking of this slightly obscure service called email.  It might
> possibly be affected by such brain damage.  Why can't the bug submitter
> make to with +, ., and other such characters?

i know of servers which create system accounts for email users (pop3
and imap) with the complete email address (user@host) as username.

so especially for email addresses, the @ in system accounts might be
interesting, given that the MTA supports this scenario.


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