5
votes
4answers
2k views

Is there a way to prevent password expiration when user has no password?

Okay, we all care about security so users should change their passwords on a regular basis (who said passwords are like underwear?). On redhat and centos (5.x and 6.x), it's possible to make every ...
1
vote
2answers
651 views

Setting password expiration settings on CentOS

How does one set the password expiration parameters on CentOS or Red Hat Linux using PAM? Specifically, I need to set the following: Maximum number of days that a password may be used. Minimum ...
3
votes
2answers
4k views

Enforcing that passwords contain a certain mixture of characters on Red Hat Linux or CentOS

On Red Hat Linux or CentOS, how can one enforce that passwords consist of a mixture of alphabetical and numerical or special characters?