OpenAI, Anthropic issue dire cyber threat warning

September 1, 2026

Close up of a computer keyboard

(Axios) – OpenAI, Anthropic, Amazon Web Services, Microsoft and more than 100 other companies warned Thursday that the organizations now only have months to prepare for AI-enabled cyberattacks.

Why it matters: Hospitals, water treatment plants and other critical infrastructure will face a swarm of hacking threats as AI makes sophisticated cyber capabilities cheaper and more accessible to attackers, the group write in an open letter.

Driving the news: “We have a limited window to strengthen cyber defenses,” the letter says. (Read More)