In order to understand hackers and protect the network infrastructure you must think like a hacker in today's expansive and eclectic internet and you must understand that nothing is fully secured. Considering that you are preparing to became an Ethical Hacker, IT Security Analyst, IT Security Engineer, or a Cybersecurity Specialist, yet still in doubt and want to know about Firewalls, Intrusion Detection Systems, Intrusion Prevention Systems or Honeypots, you will find this book extremely useful. If you attempt to use any of the tools or techniques discussed in this book on a network without being authorized and you disturb or damage any systems, that would be considered illegal black hat hacking. So, I would like to encourage all readers to deploy any tool and method described in this book for WHITE HAT USE ONLY. The main focus of this book is to help you understand how Firewalls, Intrusion Detection Systems, Intrusion Prevention Systems or Honeypots work. Your reading of this book will boost your knowledge on what is possible in today's hacking world and help you to become an Ethical Hacker aka Penetration Tester. BUY THIS BOOK NOW AND GET STARTED TODAY! IN THIS BOOK YOU WILL LEARN ABOUT: •What is The OSI Model •What are Zone Based Firewalls •Firewall Behavior and TCP State Table •Network Address Translation •Port Address Translation •Demilitarized Zone •TCP & UDP Traffic on Firewalls •Client Connection Process •System Intrusion Indicators •Indicators of Network Intrusion •Anomalous Behaviour •Firewall Implementations & Architectures •Packet Filtering Firewalls •Circuit-level Gateway •Application Firewalls •Stateful Firewalls •Next-Gen Firewalls •Detecting Firewalls •IP address spoofing •Source Routing •Tiny fragment attack •Tunneling •Evasion Tools •Intrusion Detection Systems •Signature-based IDS •Statistical Anomaly-based IDS •Network-Based IDS •Host Intrusion Detection System •Evasion by Confusion •Fragmentation attack •Overlapping Fragments Attack •Time-to-Live attack •DoS Attack & Flooding Attack •IDS weakness Detection •Honeypot Types & Honeypot Detection BUY THIS BOOK NOW AND GET STARTED TODAY!