CYBER SECURITY

Bringing the cybersecurity capabilities of Claude Mythos 5 to more defenders
50 points | 52 comments

Show HN: Dev // Cyber Toolkit – a free floating dev/cybersecurity widget
7 points | 3 comments

OpenAI Codex adds hidden "Daybreak Blue" and "Daybreak Red" cybersecurity models
2 points | 1 comments

Show HN: I built a cybersecurity challenge for university students
2 points | 0 comments

How Frontier AI Is Changing the Economics of Cybersecurity
2 points | 0 comments

Anomaly Detection with LLMs for Cybersecurity
2 points | 0 comments

Launch HN: OneCLI (YC S26) – OSS sandboxed agent harness for teams
88 points | 34 comments