Demonstrates exactly how to protect your vital resources, using today's most powerful Open Source security tools. Helps make you an expert quickly, with insiders' coverage of the potential problems and rules of thumb, and undocumented tricks you'd otherwise have to learn the hard way.
i’d keep this book next to my bed to read when i couldn’t fall asleep. I also used it to make weight for ruck marches. it’s followed me everywhere for 3 years and i loath it.