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Mastering the Nmap Scripting Engine by Paulino Calderón Pale

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Chapter 5. Enhancing Version Detection

The Nmap Scripting Engine (NSE) enhances its already powerful version detection functionality by allowing scripts to perform additional fingerprinting tasks against scanned targets. Some version scripts can be translated into probes, and sometimes it is easier to write an NSE script. In this chapter, you will learn when to do so.

NSE scripts belonging to the version category will automatically run when version detection mode is enabled. Therefore, it is important that we learn how to recognize whether a script belongs to this category or not. Also, script execution rules should not trigger false positives if they are run against a different service.

You will learn the fundamentals of version detection with ...

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