OpenSSL has a built-in command for creating encrypted Linux passwords exactly like those made by /bin/passwd. Skip this paragraph to avoid pedantic cryptography. Although commonly called encrypted, ...

The final article is a deep dive into commands that help keep Linux systems secure. It describes 22 of them that are essential for day-to-day admin work.

Sure, using the Linux command line is optional. But there are a handful of commands I depend on every day. Here's what they can do for you.