HowTo: Linux Check Password Strength With Cracklib-check Command

Posted on in Categories Command Line Hacks, Security last updated January 8, 2017

Using the same password on different servers allows attackers to access your accounts if cracker manage to steal your password from a less secure server. This is true for online website accounts too. So solution is to create unique passwords for server accounts like your email, sftp and ssh accounts. General guideline to create a strong and unique password is as follows: