Analysis of Remote Active Operating System Fingerprinting Tools
by Ryan Spangler - University of Wisconsin - Whitewater; Department of Computer Science - Wednesday, 4 June 2003.
There are many tools today that are used for remote active operating system fingerprinting. They all have their own fingerprinting techniques. This paper gives an in-depth analysis of three such tools: Nmap, RINGv2, and Xprobe2. The purpose of the paper is to show how these tools work, and to understand the advantages and disadvantages they each offer.

Download the paper in PDF format here.

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