HackNotes Network Security Portable Reference gives you step-by-step details of intrusion tactics, tools, and actual techniques being used by hackers and criminals today to break into computer networks and systems. Understand how the attacks work, then learn how to assess and strengthen your systems through a series of tested and trusted anti-hacking methods, bulletproof best practices, and code-level techniques. Learn information security and risk assessment principals. Guard against the most common network threats and vulnerabilities and understand hacker tactics and methods seen on the Internet and intranet. Conduct best practice security checks and hardening steps for your systems and environments. Learn about wireless security, web application security, social engineering, secure coding, and incident response. Use the unique Reference Center in the middle of the book to access key information, including default passwords, common port numbers, system and security commands, reference links, the top security assessment and hacker tools, and more!