Official Download site for the Free Nmap Security Scanner. Helps with network security, administration, and general hacking

Nmap (Network Mapper) is a network scanner created by Gordon Lyon (also known by his pseudonym Fyodor Vaskovich). [4] Nmap is used to discover hosts and services on a …

Oct 2, 2020 · Nmap is clearly the “Swiss Army Knife” of networking, thanks to its inventory of versatile commands. It lets you quickly scan and discover essential information about your …

Jul 23, 2025 · Nmap (Network Mapper) is a free and open-source network detection and security scanning utility. Many network and system administrators also find it useful for tasks such as …

Jan 3, 2026 · Nmap (Network Mapper) remains the undisputed king of network reconnaissance tools in 2026. Created by Gordon Lyon (Fyodor) in 1997, it has evolved into the most powerful …

Dec 19, 2025 · Nmap (N etwork mapper) is an open-source Linux tool for network and security auditing. The tool helps network administrators reveal hosts and services on various systems.

Nmap is a powerful network scanning tool that discovers hosts, services, and vulnerabilities. It maps networks, detects OS versions, and etc.

Nmap is released under a custom license, which is based on (but not compatible with) GPLv2. The Nmap license allows free usage by end users, and we also offer a commercial license for …

Sep 1, 2017 · Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Now instead of using a simple nmap-services table lookup to determine a port's likely purpose, Nmap will (if asked) interrogate that TCP or UDP port to determine what service is really …