usermod command

How do I automatically disable user accounts after 30 days after password expiration date under CentOS / Fedora / Red Hat / RHEL / Scientific Linux server operating systems?

{ 2 comments }

How do I add a user to group under Ubuntu Linux operating system using command line options?

{ 9 comments }

How do I a user to the Apache group called www-data under Ubuntu or Debian Linux server operating systems?

{ 1 comment }

How do I disable a user account under Linux operating systems? How can I completely disable a user account Linux server?

{ 0 comments }

How do I restrict access to a given command for instance /opt/apps/start, to authorized users only under Linux / UNIX / BSD operating system?

{ 5 comments }

I‘m CentOS Linux version 5.x user and I’d like to restrict execution of /usr/sbin/userhelper to console users only in xusers group?

{ 0 comments }