A Visual Tour to Unix/Linux Password

1. Who Changed My Password ?
A Visual tour to Unix Password

2. Switching to root
su root

3. Default Password restrictions
These restrictions for each user account already existed or later created by your.
grep -i pass /etc/login.def

4. Encrypted Password-for all users
tail /etc/shadow

5. Password info for perticular user
chage -l openvpn

6. Changing restrictions on user A/c
sudo chage -E 01/31/2013 -m 5 -M 90 -I 30 -W 14 azadparinda

7. Password info for perticular user
sudo chage -l azadparinda

8. Checking changed A/c settings
sudo chage -l azadparinda

9. Changing other user's Password
sudo passwd trendwise

10. Changing passwrd 4 current user
sudo passwd

11. Common Password Check
cat /etc/pam.d/common-password

12. Changing min Password length
sudo gedit /etc/pam.d/common-password

13. /etc/pam.d/common-password
Min= minunmum no. of word for password check

14. Final edited common-password
Don't Forget to Restart your Machine

15. Finish