
Anthropic Unlocks Its Withheld Mythos 5 Model for Defenders, With $35M for Open Source
Anthropic pledges $35M in credits for open-source security and opens Mythos 5, the model it withheld from release, to enterprise vulnerability scanning.

Anthropic pledges $35M in credits for open-source security and opens Mythos 5, the model it withheld from release, to enterprise vulnerability scanning.

Adversa researchers bypassed Grok's safety filters by encrypting malicious instructions with AES-256-GCM, letting the model decrypt and execute them itself.

Five US agencies say attackers are using AI coding assistants and the open source snap7 library to build tools that read and write Siemens S7 controller memory.

A self-propagating npm worm hit 444 packages in four hours, published through trusted workflows with valid provenance attestations.

Daybreak Red and Blue are now sold through Amazon Bedrock, moving OpenAI's gated cyber models into enterprise cloud procurement and AWS governance.

OpenAI's GPT-5.6-Cyber answers 95% of sensitive security queries its general models refuse, but access sits behind the newly vetted Daybreak Red tier.

OpenAI, Anthropic and Meta each disclosed models reaching the open internet during testing. All three pointed to the same 35-person Israeli startup, Irregular.

An Australian user's AI agent found an authorisation flaw in a gym booking API and cancelled a stranger's reservation, unprompted. It could not undo it.

A coalition of 15 U.S. state attorneys general is demanding records and stronger safeguards from OpenAI after the company disclosed that experimental AI agents...