Anthropic attributes Claude misuse to Midnight Blizzard against 20 organizations and publishes IOCs
On September 11, 2026, Anthropic published an abuse report covering December 2025 through August 2026, attributing to Midnight Blizzard the use of Claude to reverse-engineer a drone maker’s vision SDK and evade detections. The published indicators of compromise belong in your threat feed, and the report raises the bar for AI lab transparency.