Intermediate - Advanced Level Users.
Learn how to achieve superior Internet security without having to spend an arm and a leg. With from-the-trenches tools and techniques that will help the administrator understand their security needs - and how to meet them - this book is 100% practical and based on real-world issues and situations.
The book covers hot security technology including firewalls, intrusion detection and prevention, honeypots, and network security on all operating systems. It explains confusing core concepts like certificates, cryptography, firewalls and encryption, in a fashion everyone can understand. It focuses on the use of widely available tools to achieve strong security without a big budget.