Having a strong password is the most important thing you can do to protect your account or server and to keep your data secure. Common thinking is that a strong password should be comprised of at least 14 characters, including lowercase and uppercase alphabetic characters, numbers and symbols and should never be based on a dictionary word. Using a long password is much more secure that using a short one, the longer the password the harder it is to guess. In this post, we will take a look at a several different ways to generate a strong password using the Linux command line.