Password Administration

This discussion of password administration includes the following sections:

"Choosing Passwords" discusses how to choose more secure passwords and avoid easily guessed ones.
"PROM Passwords" discusses use of PROM passwords.
"Second (Dialup) Passwords" discusses how to associate a second password (often called system or dialup passwords) with specific tty lines.
"Creating a Shadow Password File" describes the use of a shadow password file to hide even the encrypted passwords contained in the standard password file.
"Password Aging" shows how to force users to choose new passwords at specified intervals.
"Using pwck to Check the Password File" introduces a useful tool that performs some useful password file checks.

Managing passwords is also described in "IRIX Admin: System Configuration and Operation."