Tags: sudo

5 Tricks for Using the sudo Command

The sudoers file can provide detailed control over user privileges, but with very little effort, you can still get a lot of benefit from sudo. In this post, we're going to look at some simple ways to get a lot of value out of the sudo command in Linux. Trick 1: Nearly effortless sudo usage The...
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Patches Available for Linux sudo Vulnerability

Red Hat, Debian and other Linux distributions yesterday pushed out patches for a high-severity vulnerability in sudo that could be abused by a local attacker to gain root privileges. Sudo is a program for Linux and UNIX systems that allows standard users to run specific commands as a superuser,...
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Understanding the Difference Between sudo and su

In one of our earlier articles, we discussed the 'sudo' command in detail. Towards the ends of that tutorial, there was a mention of another similar command 'su' in a small note.  In this article, we will discuss in detail the 'su' command as well as how it differs from the 'sudo' command. The main...
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How to Create a New sudo User on Ubuntu Linux Server

In Linux (and Unix in general), there is a SuperUser named root. The root user can do anything and everything, and thus doing daily work as the root can be very dangerous. You could type a command incorrectly and destroy the server.   By default, the root account password is locked in Ubuntu. This...
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