Threat Intelligence

Anthropic Published What Nation-State Hackers Actually Did With Claude and the Numbers Are Specific

Anthropic's September 2026 threat report names four cyber operations groups and five influence campaigns that used Claude for espionage, data theft, election manipulation, and autonomous vulnerability research. One group stole 300,000 identity records. Another exfiltrated over a terabyte. The report is 20 pages of specifics, not a vague warning.