The hacker who humiliated spyware makers and was never caught

Phineas Fisher is profiled as a prolific hacktivist responsible for multiple high-impact intrusions and data leaks — notably the Gamma Group/FinFisher and Hacking Team breaches — that exposed source code, internal emails, customer lists and other sensitive data; their actions had political motivations and tangible business and reputational consequences, yet their real identity remains unknown.