TL;DR: In September 2025, a Chinese state-sponsored group used Anthropic’s Claude Code to run a cyber-espionage campaign against roughly 30 organizations worldwide, including government agencies. What made it historic was not the target list. It was that the AI executed 80 to 90 percent of the operation on its own, with humans stepping in only a handful of times. This is the moment “AI-assisted hacking” became “AI-conducted hacking,” and the barrier to running an elite-level attack just collapsed.
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