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 companies that ...

Nmap (Network Mapper) is a powerful, open-source network scanning tool created by Gordon Lyon in September 1997. It is used for network discovery, security auditing, vulnerability assessment, and ...

So far, in my previous articles on Nmap, we've looked at how the scanner can be used to map and audit a network, as well as track down noncompliant devices and services. But hackers can also use Nmap ...

Abstract: An open-source security scanning tool called Nmap (Network Mapper) is used to find hosts and services on a network and build a topological map of the network. Nmap is capable of a wide range ...