Research reports

Countering misuse of AI: September 2026 / Anthropic

Over the past eight months, our Threat Intelligence team identified and disrupted operations in which threat actors tried to use Claude for malicious activity. In this report, we share case studies from those operations and describe how malicious use of…

Disrupting the first reported AI-orchestrated cyber espionage campaign

We recently argued that an inflection point had been reached in cybersecurity: a point at which AI models had become genuinely useful for cybersecurity operations, both for good and for ill. This was based on systematic evaluations showing cyber capabilities…

State-sponsored

Full report: Disrupting the first reported AI-orchestrated cyber espionage campaign

●​ Updated language in the Executive Summary (p.3) to clarify our high confidence in our attribution of the espionage operation. 2 Executive summary We have developed sophisticated safety and security measures to prevent the misuse of our AI models. While…

State-sponsored