Born2beroot-42 | Create Server

if you want to verify whether sudo was successfully installed:. Add user to sudo group.
Install sudo: $ apt install sudo
if you want to verify whether sudo was successfully installed: dpkg -l | grep sudo
Add user to sudo group # adduser <username> sudo
or usermod -aG sudo <username>
Verify whether user was successfully added to sudo group : getent group sudo
for changes to take effect : reboot
then log in and verify sudopowers : sudo -v
Your password has to expire every 30 days. Before ->. The minimum number of days allowed before the modification of a password will be set to 2. Before ->. After -> PASS_MIN_DAYS 2. The user has to receive a warning message 7 days before their password expires. Verify newly-created user's password expiry information via sudo chage -l . Your password must be at least 10 characters long. It must contain an uppercase letter, a lowercase letter, and a number. Also, it must not contain more than 3 consecutive identical characters. To do this part you should install libpam-pwquality. Your password must be at least 10 characters long. It must contain an uppercase letter. It must contain an lowercase letter. It must contain a number. it must not contain more than 3 consecutive identical characters. The password must not include the name of the user. The following rule does not apply to the root password: The password must have at least 7 characters that are not part of the former password. Of course, your root password has to comply with this policy.
And add this :.