Many Linux commands can do more than you might think. The usermod command is one such command, and it can be very handy.

Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

There are many aspects to security on Linux systems – from setting up accounts to ensuring that legitimate users have no more privilege than they need to do their jobs. This is look at some of the ...

The sudo command lets users elevate their privileges to run admin tasks. But it's far from perfect. These tips can help.

You use the chmod command to set each of these permissions. To see what permissions have been set on a file or directory, we can use ls command options. We can use the -l (long format) option to have ...

Linux is a powerful platform, one that enterprise businesses of all kinds have grown to depend on. Jack Wallen, writing for TechRepublic Premium, looks at some of the best practices admins should be ...

This course boasts some excellent content and certification, although the simplistic interface and lack of video content may not be ideal for some. Why you can trust TechRadar We spend hours testing ...

How to manage Linux password expiry with the chage command Your email has been sent When you need to enforce password changes for users on Linux machines, the chage ...

Linux System Security offers ways to protect Linux systems from break-in, as well as to detect evidence of attacks quickly. The book is intended to provide readers with skills, knowledge and tools ...