Re: /etc/group

[Ansgar Burchardt <ansgar@43-1.org>]

Hi,

Alexey Salmin <alexey.salmin@gmail.com> writes:

> Hello! /etc/group in default debain installation contains dozens of
> groups and I'm wondering: how to determine their purpose? Which
> package did some specific group came from? What purpose does it serve?

Users and groups that are not created on package installation are
documented in the base-passwd package.  For example, for the ssh group
you mention it contains the following information:

  ssh: ssh-agent is setgid to ssh in order to prevent ptrace attacks.

Regards,
Ansgar