Just like every decent web service out there wanting to identify the iPhone's mobile Safari browser in order to serve custom applications, in this very same way malicious attackers would like to ...

You may have heard horror stories about how easy it is for evil system crackers to probe potential victims' systems for vulnerabilities using software tools readily available on the Internet. The bad ...

OS fingerprinting is a process for determining the operating system a remote host computer is running, based on characteristics of the data returned from the remote host. This can be as simple as ...

In the network security world, nmap is the king for fingerprinting systems and services over the network. It can help identify the operating system (OS), type, and version of a network service, and ...

Determining the type of operating system used by studying the types of packets flowing from a system. Passive OS fingerprinting only analyzes the packets. Active OS fingerprinting sends challenges to ...

Discovering hosts and services isn't just something that hackers do. A good sysadmin needs to work with an up-to-date view of the systems they manage or those they want to keep an eye on. You have to ...