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Mastering Linux Security and Hardening - Second Edition
book

Mastering Linux Security and Hardening - Second Edition

by Donald A. Tevault
February 2020
Intermediate to advanced
666 pages
15h 45m
English
Packt Publishing
Content preview from Mastering Linux Security and Hardening - Second Edition

Enforcing strong password criteria

You wouldn't think that a benign-sounding topic such as strong password criteria would be so controversial, but it is. The conventional wisdom that you've undoubtedly heard for your entire computer career says the following:

  • Make passwords of a certain minimum length.
  • Make passwords that consist of a combination of uppercase letters, lowercase letters, numbers, and special characters.
  • Ensure that passwords don't contain any words that are found in the dictionary or that are based on the users' own personal data.
  • Force users to change their passwords on a regular basis.

But, using your favorite search engine, you'll see that different experts disagree on the details of these criteria. For example, you'll ...

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Publisher Resources

ISBN: 9781838981778Supplemental Content