Re: User group "users"

[David Wright <deblis@lionunicorn.co.uk>]

On Fri 21 Jan 2022 at 16:11:13 (+0100), Steve Keller wrote:
> "Roberto C. Sánchez" <roberto@debian.org> wrote:
> 
> > New users have gid 100 set as their primary group by default.  So, new
> > users are members of the group without having to be added to the group
> > in /etc/groups.
> 
> Hmm, at least not on two Debian systems (stretch and bullseye), I have
> running here:
> 
> # cat /etc/debian_version 
> 9.13
> # useradd -c Foo foo
> # id foo
> uid=1021(foo) gid=1021(foo) groups=1021(foo)
> 
> 
> # cat /etc/debian_version 
> 11.2
> # useradd -c Foo foo
> # id foo
> uid=1020(foo) gid=1020(foo) groups=1020(foo)

You're encouraged to use adduser rather than useradd. But in
both cases, what they do is configured with, respectively,
/etc/adduser.conf and /etc/default/useradd, q.v.

Cheers,
David.