Nmap, short for Network Mapper, is a free and open source tool used for vulnerability checking, port scanning and, of course, network mapping. Despite being created back in 1997, Nmap remains the gold ...

It's probably X. Adding “-nolisten tcp” to the line that launches X in “/etc/X11/kdm/Xservers” will stop X from listening on that port.<P>For example, the ...

Most people might figure that once you set up your network security-wise, what's done is done, and besides routine updates, ...

The Nmap Project just released the Holiday Edition of its open source cross-platform security scanner and network mapper, with several important improvements and bug fixes. New features in Nmap 7.40 ...

Last month we began exploring the dangerous and fun world of scanning, focusing on the powerful port scanner Nmap. Nmap helps system administrators and security auditors (and yes, prospective crackers ...