August 2018
Intermediate to advanced
482 pages
12h 44m
English
Content preview from Practical Linux Security Cookbook - Second Edition
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Password policy
Follow these steps to configure server security:
- When creating user accounts, ensure the use of strong passwords. If allowed, keep the length of the password to between 12 to 14 characters.
- If possible, generate passwords randomly, and include lowercase and uppercase letters, numbers, and symbols.
- Avoid using password combinations that could be easily guessed, such as dictionary words, keyboard patterns, usernames, ID numbers, and so on.
- Avoid using the same password twice.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.