Detecting and Countering AI Misuse: Report

A threat intelligence report reviews misuse cases against Claude-series models between Dec 2025 and Aug 2026 across seven harm areas—including cyber operations, influence ops, scams, and biological misuse—and describes disruptions and safeguards applied.

• User Says Anthropic Wrongly Tagged Them for Training Competitor Model2026-10-31
• Anthropic study: harmless-looking data can train models to sabotage oversight2026-10-31
• Anthropic model finds Linux kernel bug enabling remote root access2026-10-30
• HN users question sudden Opus 5.5 quality drop2026-10-30
• Study uses Claude-enabled antibody design for food allergy IgE disruptor2026-10-29