Article to understand fields, formats of /etc/shadow file. Learn each fields in detail and how it can be modified.
Learn chage command in Linux with several examples. View, edit password ageing parameters using chage command to secure your Linux accounts.
Learn 9 different account password policies in Linux. Understand how to view them, how to change them and what are their impact in user management.
Learn different ways to restrict user from accessing system apart from locking him out. One of the essential tip for user management for user access.
Learn how to create, delete and modify user in Linux. Basic user management which is must know for every Linux/Unix administrator.
/etc/group is key file in any Linux Unix system for user management. Learn fields, formats within /etc/group file. Understand meaning of each field and how it can be set.
/etc/passwd is key file in any Linux Unix system. Learn fields, formats within /etc/passwd file. Understand meaning of each field and how it can be set.
Know how to remove password expiry in Linux system. This is helpful in setting app accounts which needs non-expiry passwords to run.