Knowing what services are running on your systems, and being able to identify if and when any of those services change, is the first step in securing your netwsork. Many tools can accomplish this, but ...

It is certainly well known that “hacker tools” can be used for many legitimate purposes. Nmap, the Network Mapper and security scanner is no exception. These days, it is used routinely to identify the ...

Nmap is a free network scanning software available for Windows, Linux, macOS, etc. This open-source freeware can be used to check ping status, scan the entire network, check the uptime of any host, ...

A number of weeks ago, I provided and described a script that uses nmap to quickly scan a system or subnet for activity on a particular port. Useful for detecting, say, web servers or Oracle ...

If you need to scan your network, nmap is the tool to use. Nmap can be installed on any Linux distribution. Nmap has several very handy commands. The nmap command (short for network mapper) is a ...