Passwd

How to test if an account has a password set?

Want to determine if a Linux account has a password set or its related properties? Here are few methods to check this and the steps to perform.

Unused Linux Users: Delete or Keep Them?

Got unused or unknown system accounts on your Linux system? This article explains the different strategies and actions to take and keep the system healthy.

File permissions of the /etc/shadow password file

The /etc/shadow file is one of the most important files on Linux. Got an issue with the file permissions of your /etc/shadow password file? Look no further!

Password Security with Linux /etc/shadow file

Learn the structure of the /etc/shadow file and what the fields mean. After reading, the file should be less cryptic than it was before.