Inside Jeffrey Epstein's Spy Industry Connections. Leaked emails show Epstein’s attempts to dabble in security tech—across borders—in the last years of his life.

After his first arrest for sex crimes, Jeffrey Epstein tried to get into a new line of work: surveillance. In 2015, he partnered with former Israeli Prime Minister Ehud Barak to invest in a security tech startup called Reporty Homeland Security, now known as Carbyne. Leaked emails show that Epstein was using Barak to seek out opportunities in the surveillance industry and build connections with powerful figures around the globe, including American businessman Peter Thiel, the former director of Israeli signals intelligence, and two people in Russian President Vladimir Putin's circle. After he was first caught sexually exploiting teenage girls,...