Logging in as the root user should never be done on Linux. Using the root account could lead to disaster. Sudo is the preferred method of gaining elevated privileges. When I first started using Linux ...

A new Linux vulnerability known as 'Dirty Pipe' allows local users to gain root privileges through publicly available exploits. Today, security researcher Max Kellermann responsibly disclosed the ...

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

A major vulnerability impacting a large chunk of the Linux ecosystem has been patched today in Sudo, an app that allows admins to delegate limited root access to other users. For the technical details ...

In the Linux Journal article “Implementing Encrypted Home Directories” (August 2003), I described how to encrypt home directories transparently. This article describes how to implement another ...

Attackers can now gain root privileges on millions of Linux systems — by exploiting an easy-to-exploit, newly discovered buffer overflow flaw in a common library used on most major distributions of ...

Look at almost any mission-critical computer system in the world—servers, workstations, embedded computers, and many more—and ...

In the comments on my recent posts about installing Linux on a netbook for a novice user (see my recommendations and my own results), someone mentioned that figuring out the disk partitioning was very ...