What does the command chage -l username display?

The command chage -l username is specifically designed to provide detailed information about the user's password and account expiration settings. It displays various aspects related to password management, such as when the password was last changed, when it will expire, and any warnings concerning password expiration. This information is crucial for managing user account security and ensuring that passwords are regularly updated to maintain system integrity.

Focusing on the context of user management, understanding the status of a user account, including password expiration, is essential for systems administrators, especially in environments where security policies are strictly enforced. This tool aids in managing and auditing user access, which further supports overall network security.