Q. How can I force my Linux users to change their passwords upon the first login under CentOS / Debian Linux?
{ 3 comments }
FAQ tagged as:
account password
Q. I’ve recently changed email user account password using passwd command, for one my postfix email server which requires SMTP authentication before sending an email. Now following error is logged into my /var/log/maillog file:
ERROR: Password not accepted from server: 535 5.7.0 Error: authentication failed: authentication failure
How do I solve this problem under Red Hat [...]
{ 1 comment }
Q. How do I deny or block user login for user id tom? I’m using CentOS 5 Linux server OS.
A.. You need to use passwd command.
Deny user login by locking out account
Pass -l option to passwd command. It is used to lock the specified account and it is available to root only. The [...]
{ 0 comments }
