User groups

[Jan Morales]

Thanks!

Deron Meranda wrote:
> On Fri, 18 Feb 2005 14:32:35 -0500, Jan Morales <jan at geezjan.org> wrote:
> 
>>I started using Unix a long time ago, before the practice of having one
>>group per user emerged. You used to have one group, e.g. "users", that
>>all users were members of and everyone's umask was 022. Now user "joe"
>>is a member of group "joe" and his umask is 02. Can someone point me to
>>a reference for the rationale for this scheme? I don't really understand
>>it yet. Thanks!
> 
> 
> This is a Red Hat convention, called User Private Groups (UPG), for which
> they modified the shadow-utils package (which includes the useradd command).
> 
> The discussion about this feature is here:
> http://www.redhat.com/docs/manuals/linux/RHL-7.2-Manual/ref-guide/s1-users-groups-private-groups.html
>