logging all logins with periodic

[Giorgos Keramidas]

On 2004-09-02 17:41, Matthew Seaman <m.seaman at infracaninophile.co.uk> wrote:
> On Thu, Sep 02, 2004 at 03:34:25PM +0000, meads594 at comcast.net wrote:
> > Can periodic be used to get a summary of successful logins? Is there
> > a different utility that exists?
>
> The command to use is last(1) -- note by default that reads
> /var/log/wtmp which is recycled each month via newsyslog(8).  You can
> edit the /etc/daily.local script to get that output included in your
> daily e-mails.

Hint:

$ last | grep "$(date '+%b %e')"
giorgos          ttyv1                     Thu Sep  2 22:07   still logged in
toor             ttyv0                     Thu Sep  2 22:06   still logged in
toor             ttyv0                     Thu Sep  2 08:39 - shutdown  (02:11)
$