An offering via Twitter, from 'Flashpoint' a short paper 'Tech for Jihad: Dissecting Jihadists' Digital Toolbox', hopefully it will be of use:

Flashpoint's corporate partial bio:
Flashpoint delivers Business Risk Intelligence (BRI) to empower business units and functions across organizations to make better decisions and mitigate risk. The company's unique Deep & Dark Web data, expertise, and technology enable our customers to glean intelligence that informs risk and protects their ability to operate.