⌕Subscribe
HomeBriefFor youTrackersTopicsGlossaryNewsletterSecurityHealth & medicineFinance & marketsRoboticsModels & researchPolicy & regulationEnterprise & businessDeveloper tools
Section

Security

Incidents, vulnerabilities, offensive and defensive AI, and what to patch. RSS

OpenAI's GPT-6 Cyber is rated 'Critical'. Here is what that means for defenders

The first model OpenAI has put in its highest cyber-capability tier is gated to vetted customers. The capability itself is not gated anywhere.

From the daily brief

All briefs →
Nov 8, 2026OpenAI launches GPT-6 Cyber and rates it 'Critical' for cybersecurity capabilityNov 8, 2026Palo Alto Networks in talks to buy AI-agent security startup Clutch for about $500 million

Explainers

All →

Open-weight vs closed AI models: what the difference means for you

Open-weight models can be downloaded and run anywhere; closed models live behind an API. The trade-offs on cost, control…

Prompt injection explained: the attack every AI agent is exposed to

Why text that an AI reads can hijack what it does, why there is no complete fix, and the controls that actually reduce t…

Get the brief in your inbox

One email every morning: the stories that mattered in AI, each with a one-line "why it matters" for your role. Free, no ads, unsubscribe any time.

Published daily by AI Briefing. We never share your address.
Like this? Get tomorrow's brief by email, free.