The source code of one of the world's most popular free security tools will no longer be available to all, with its creator stating its open source licence was fuelling competition against his company ...

Vulnerability assessments are a crucial aspect of our overall information security program. We use Nessus, a port scanner that’s available free on the Internet, to conduct assessments of our ...

Tenable Network Security, the sponsor for the widely used open source vulnerability scanning tool Nessus for discovering weaknesses in software, plans to commercialize Nessus in a major upgrade to be ...

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 ...