: A textbook on using the Go language for writing exploits and processing packets, hosted on kea.nu .
: Guides like "Black Hat CPA Guide for Quick Profits" and "Blackhat Profit" are available as PDF downloads on platforms like Scribd .
: A guide to using Bash for security tasks, available on elhacker.info or GitHub .
If you are looking for technical "Black Hat" programming books often associated with profit-oriented security research: