Use chage to change age etc of a password
| option | what it does |
|---|---|
| M | sets maximumum time for password |
| m | sets minimum time for password before you can change it |
| E | set a password expiration date |
| W | how many warning days you get |
| I | how many days after your password expired you will be allowed to login using old password |
example
chage -m 0 -M 90 -W 7 -I 14 sysadmin05
If you are trying to figurec out an epiration date use
[root@host ~]# date +%F 2022-03-10 [root@host ~]# date -d "+30 days" +%F 2022-04-09
To force and account to change password use
chage -d 0 cloudadmin10
Usermod can also be used to affect a users login
| option | what it does |
|---|---|
| L | this will lock a users account |
| -s /sbin/nologin | will not give a user a bash shell |