https://forum.bugcrowd.com/t/researcher-resources-how-to-become-a-bug-bounty-hunter/1102
https://forum.bugcrowd.com/t/researcher-resources-getting-started/115
https://forum.bugcrowd.com/t/researcher-resources-bounty-bug-write-ups/1137
https://forum.bugcrowd.com/t/researcher-resources-tools/167
https://blog.bugcrowd.com/guest-blog-kick-start-bug-bounty-worldwideweb/
http://www.amanhardikar.com/mindmaps/PracticeUrls.html
https://whitton.io/articles/bug-bounties-101-getting-started/