If you’re a new Linux admin, you probably at least know about sudo. Sudo stands for “super user do” and allows standard users to take admin-level actions, such as installing software. Even though most ...

Last week’s column looked at sulog — the file that collects information on switch user activity on many Unix systems — and presented a simple Perl script for summarizing su activity. In this week’s ...

I recently rebuilt and upgraded a server to Debian testing, and I've got an issue doing X11 forwarding over SSH (Win7 client using Putty and Xming if that makes any difference) -- specifically, any ...

Giving users unlimited root access is dangerous. Fortunately, you can opt to implement the sudo tool, which will provide limited root access to trusted users. Read on as Jim McIntyre explains the ins ...

for some reason, when i 'su' to root, the password will not take.<BR><BR>on my solaris box, i change the group ownership of 'su' so that only people belonging to the sysadm group can use the command.

One of the things that every Unix systems administrator needs to know to properly manage a Unix system is who else is using the powers of root. Without that knowledge, it is not possible to be ...