If you’re a Unix admin, it helps to know how password aging is managed and how you can determine when a password was last changed or force a change in the near future. The key to understanding how ...

Unix is a multi-user operating system deep into the kernel level of its operations. Unix-like operating systems that are commonly used in the workplace include OS X and every variety of Linux, as well ...

Unix sysadmins sometimes use the command chage -d 0 to immediately expire a user’s password. While only one of a number of ways that you can use to disable accounts, it’s one that’s quick (it doesn’t ...

Not long ago, I received an announcement about a new book on constructing good passwords. My first reaction was an incredulous “An entire book on PASSWORDS?”. I have written columns on passwords, good ...

If you want an example of evolution in action, look at the GNU/Linux password system. Although it includes the basic UNIX password structure as a vestigial organ, natural selection in the form of ...

This is a long shot; I searched groups.google.com and got no answers so you all are my last resort!<BR>Simply, I want to have my linux email/IMAP machine get password changes from the Windows 2000 PDC ...

ITworld.com – Send in your Unix questions today! | See additional Unix tips and tricks Firmware passwords can be a very useful security measure when you need to keep systems stable in spite of the ...

If you can remember all of your passwords, they're not good passwords. I used to teach people how to create "good" passwords. Those passwords needed to be lengthy, hard to guess and easy to remember.

The Rust implementation sudo-rs now shows asterisks by default when typing passwords. A break with long Unix tradition.

As one of the original versions of Unix, BSD is an ancient operating system. So it shouldn’t come as a surprise that it used what are, by today’s standards, strange, even ridiculous security. For one, ...