Latest news
Nmap version detection rocks
Most people have heard of Nmap, the ubiquitous portscanner and more. Recently, a new version of Nmap was released with a new and frequently requested feature - version scanning.
Nmap-3.45 and later have the ability to test out open ports and discover what version of software is running. The older versions could only tell you what port was open, and what that port is traditionally used for.
These non-standard setups are more common than you might think, but old Nmap results would only tell you that port 80 was likely HTTP, and wouldn't let you know if something else were listening on that port. Other tools, such as Nmap+v, or amap, were typically used to enumerate what service was actually listening on that port.
[ Read more ]
![]()
Related items
- Software: Nmap
Spotlight

IT security jobs: What's in demand and how to meet it
Posted on 15 May 2013. | Let's say you want a career in information security, where do you start? What credentials do you need? What are employers looking for? Read on to find some answers.

Is Microsoft is reading your Skype communications?
Posted on 15 May 2013. | The question of whether Skype allows U.S. intelligence and law enforcement agencies to access the communications exchanged by its users has still not been adequately answered by Microsoft.

Internet Explorer best at blocking malware
Posted on 14 May 2013. | While Chrome’s malware download protection improved significantly, Internet Explorer 10 continues to outperform the other browsers with a block rate of 99.96%.

Researcher refuses to help Saudi telco to spy on people
Posted on 14 May 2013. | You would think that a Saudi Arabian telecom firm interested in monitoring its users' mobile communications would not be asking a well-known pro-privacy researcher for help, but you would be wrong.

Malicious browser extensions are hijacking Facebook accounts
Posted on 13 May 2013. | Facebook users - especially those in Brazil - are being targeted with malicious browser extensions trying to hijack Facebook profiles, warns Microsoft.
By subscribing to our early morning news update, you will receive a daily digest of the latest security news published on Help Net Security.
With over 500 issues so far, reading our newsletter every Monday morning will keep you up-to-date with security risks out there.





