I made a brief timeline of Parastoo hacks when submitting the Cryptome.org article on this topic. The hacker(s) referenced VSATs and drone hijacking after hacking IHS Janes, pre-JFK drone incident. They then started to reference the JFK incident in further releases about hijacking US drones over US skies/assets: https://news.ycombinator.com/item?id=6038657