Nmap Network Scanning: The Official Nmap Project Guide to Network Discovery and Security Scanning

Nmap Network Scanning is the official guide to the Nmap Security Scanner, a free and open source utility used by millions of people for network discovery, administration, and security auditing. From explaining port scanning basics for novices to detailing low-level packet crafting methods used by advanced hackers, this book by Nmap's original author suits all levels of security and networking professionals. The reference guide documents every Nmap feature and option, while the remainder demonstrates how to apply them to quickly solve real-world tasks. Examples and diagrams show actual communication on the wire. Topics include subverting firewalls and intrusion detection systems, optimizing Nmap performance, and automating common networking tasks with the Nmap Scripting Engine. Visit http://nmap.org/book for more information and sample chapters.

Gordon Lyon (also known by his nickname Fyodor) released Nmap in 1997 and continues to coordinate its development. He also maintains the Insecure.Org, Nmap.Org, SecLists.Org, and SecTools.Org security resource sites and has written seminal papers on OS detection and stealth port scanning. He is a founding member of the Honeynet Project, a popular speaker at security conferences, and co-author of the books "Know Your Enemy: Honeynets" and "Stealing the Network: How to Own a Continent". Gordon is President of Computer Professionals for Social Responsibility (CPSR), which has promoted free speech, security, and privacy since 1981.