New Linux admins need to know how to give and take sudo privileges from users. Jack Wallen shows you how on both Ubuntu- and Red Hat-based Linux distributions.

Sudo stands for "superuser do" and gives a user access to administrator-like powers. Here's how to use this powerful tool.

Figure A Removing sudo rights from CentOS (top) and Ubuntu (bottom). And that’s all there is to creating new users with admin privileges on Linux.

There's a lot of hubbub out there now about a security hole in the Unix/Linux family's sudo command. Sudo is the command, which enables normal users to run commands as if they were the root user ...

A vulnerability has been discovered in the Linux sudo command that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard ...