The hacker who humiliated spyware makers and was never caught

By Marcus ThorneJul 26, 2026
The hacker who humiliated spyware makers and was never caught

The hacker who humiliated spyware makers and was never caught

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Phineas Fisher, known for hacking spyware companies FinFisher and Hacking Team, remains uncaptured a decade after their most infamous cyberattacks.

The Rise of Phineas Fisher

Phineas Fisher emerged in August 2014 with a hack on Gamma Group, creators of FinFisher spyware. Using the Twitter account @GammaGroupPR, they leaked sensitive data, introducing themselves as a significant player in hacktivism. This act was followed by a post-mortem and a leftist manifesto, before disappearing briefly.

Infamous Hacks and Impact

In 2015, Phineas Fisher resurfaced, targeting Hacking Team, an Italian spyware firm. The breach resulted in over 400 gigabytes of sensitive data being leaked, exposing scandals in Ecuador, Mexico, and Panama. This hack ultimately led to the sale of Hacking Team for one euro, marking a significant blow to the company. The hacker continued their campaign by targeting the Catalonian police union and Turkey's ruling party, actions motivated by anti-authoritarian ideals.

Financial and Ethical Motivations

Phineas Fisher's last known hack in 2016 targeted Cayman National Bank on the Isle of Man. The hack was revealed three years later as part of the " ,"Hacktivist Bug Bounty Program,"