Professionally Evil Blog

A blog by experts of penetration testing and other security assessments.
    Introduction to Writing Nmap Scripting Engine (NSE) Scripts
    One thing I notice a lot of people are missing in their skill set as security professionals is the ability to write NSE scripts for Nmap.  This skill isn’t too hard to learn and by not learning it, you are leaving a lot of value on the table.  I feel like the issue though is that there isn’t a lot ...
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    Nmap vs. Masscan
    Nmap vs. Masscan
    If you are in IT, chances are you have at least heard of Nmap and Masscan.  Both are free and ...
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    How to Update the Nmap OUI Database
    How to Update the Nmap OUI Database
    Overview     In a previous blog post, I covered what an OUI is, how to extract them from a MAC ...
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    How to Create Custom Probes For NMAP Service/Version Detection
    How to Create Custom Probes For NMAP Service/Version Detection
    Overview NMAP is a fantastic tool for performing initial reconnaissance and enumeration.  A simple ...
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