That's it Nmap it is a free and open source security scanner which you use to check the network and its security.
Use
- Network inventory
- managing schedules of the services offered
- reception monitoringς
- or uptime services
Mode
It uses a series of IP packets that are shipped and then collected information from them.
Nmap determines which machines are available on the network, what services or hosts they offer, what operating systems are in development, what types of firewalls are in use and much more.
Designed for fast scanning but also for running on all major operating systems. Nmap scans large networks without any problems while it is available on Linux, Windows, Mac OSX, AmigaOS, SGISRIX, SOLARIS, etc.
Moral issues
Nmap is one tool which can also be characterized as malicious like many tools in this genre. But mainly it is used for protection reasons. Like finding some vulnerability in the network and fixing it.
Legally, Nmap should be used in authorized systems. If scanning is used on an unauthorized system port, this action is considered as illegal and persecuted.
To summarize, Nmap is: a powerful, portable, free and well-supported tool of international reputation and easy to use as it uses C, C ++ and python.
For history
Nmap has 16 years since its creation. Nmap entered the 1 September 1997 market.
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