Nmap

Many network administrators today block ICMP ping messages, so the ordinary Nmap ping sweep which uses ICMP will not be …

Sometimes, you need only to find out whether a host is online and not run a a full port scan. …

Sometimes, you need to scan not a single machine but a whole range of hosts. There are several ways to specify …

By default, Nmap scans the most common 1,000 ports for each protocol. However, there are 65535 ports that can be …

You can use Nmap to determine the version of the software the target is running. This is particulary useful when …

Nmap is usually used through a command-line interface. To verify if Nmap is already installed in Linux, run the nmap …