The 'user lock' and 'user unlock' commands are used to lock and unlock user accounts in Linux.

• To lock a user account, use the 'usermod' command with the '-L' option followed by the username.

• Example: u...read more

Usermod -L for lock user and

Usermod -U for unlock the user

by using #usermod -L username

#usermod -U username

Usermod -l rahul this is the ans