Ensuring Password Integrity

One of the most common methods that hackers use to access a system is to simply obtain a valid username and password combination and then log in with it. This method works because most companies don't adequately educate their employees about the importance of password security and the methods that hackers will often use to steal passwords. Some of the most common problems with passwords, as well as methods that hackers use to steal passwords, are discussed next.

Weak Passwords

Weak passwords meet one or more of the following criteria:

  • They are too short.

  • They are easily guessed.

  • They are words that can be found in a dictionary.

Of course, the problems with passwords that are too short is that there is a better chance ...

Get Sams Teach Yourself FreeBSD® in 24 Hours now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.