On Wed, Aug 8, 2012 at 12:56 PM, Heng Su <ste.suheng@xxxxxxxxx> wrote:
> I want to protect the history file from deleted for all users except
> user 'root' can do it, is that possible?
> For my server, many users can log in with root from remote through
> ssh, so I can not trace which guy do wrong things. So I decide to create
> new account for every users and let them use 'sudo' then I can trace
> which guy typed which command and what he did. However, even if I create
> new account for every user, they also can delete the history of them
> self easily.
>
> How should I do. I believe everyone encountered such things
> normally. I think there is a gracefully solution for it as I am not
> experience on server manage. So any suggestions for how to trace user
> like to write down which user did as an audit trail and let it can not
> deletable exclude root user?
>
> Thanks!
> Su Heng
Capturing history files is error-prone and a very bad way to approach
this problem. You should instead look into using process accounting,
provided by the psacct package. You can read about it here:
http://www.cyberciti.biz/tips/howto-log-user-activity-using-process-accounting.html
❧ Brian Mathis
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