The inner working of the NSE
The NSE is a framework that runs code written in the programming language Lua with specific flags that the engine can parse. Lua is a lightweight, fast, and interpreted programming language—one that has the most fame for scripting user interfaces for computer games such as World of Warcraft—that has a similar syntax to other contemporary interpreted languages.
If you've ever seen code written in Python or Ruby, Lua won't seem too alien to you.
The preceding screenshot shows an Nmap script that identifies information about Bitcoins (written by Patrik Karlsson). Don't worry if you don't understand it yet—that's something ...
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