passwd command

CentOS / RHEL: Set Accounts To Disable After Password Expiration

by on December 1, 2012 · 0 comments

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?

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Linux Unlock An Account

by on February 15, 2012 · 2 comments

How do I unlock an user account (user login id) under Linux operating systems?

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Ubuntu Linux: Add a User To Group www-data ( Apache Group )

by on May 6, 2011 · 0 comments

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

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Change the Password in UNIX

by on September 12, 2010 · 1 comment

How do I change the password in UNIX?

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Delete SSH Keys

by on June 24, 2010 · 5 comments

One my user leaves the office and I’d like to disable her access to our UNIX / Linux system. How do I delete ssh key from the UNIX systems so that user can not log in?

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