Cybersecurity Articles
4 articles across AI Catchup's news, guides, tutorials, and comparisons.
All Cybersecurity articles
OpenAI Shares a Defense Factory Playbook for Agentic Cyber Defense
OpenAI is sharing a Defense Factory playbook that connects security tools, skills, reproducible environments, and agents into a continuous loop for discovering, validating, assigning, remediating, and independently verifying vulnerabilities.
Claude Security Brings Mythos Scans to Enterprise Customers, Now on Mythos 5.1
Claude Security scans now run on Claude Mythos 5.1 for all Claude Enterprise customers; they moved there from Mythos 5, which powered them from August 21. The public-beta product scans connected codebases, returns CWE, confidence, severity, and suggested-fix details, and opens fixes in Claude Code on the web without exposing the Mythos model directly.
OpenAI Expands Daybreak With GPT-5.6-Cyber
OpenAI expanded its Daybreak cybersecurity program with Blue and Red access tiers and introduced GPT-5.6-Cyber, a purpose-trained model for authorized vulnerability research, exploit validation, and security testing. Access is limited to approved defenders and organizations.
OpenAI Previews GPT-5.6: Sol, Terra, and Luna in Limited Preview
OpenAI previewed the GPT-5.6 family in June 2026 with trusted partners: Sol, a frontier flagship it called a step function better than GPT-5.5; Terra, competitive with GPT-5.5 at 2x lower cost; and Luna, its most cost-efficient model. All three became generally available on July 9, 2026, and GPT-6 has since superseded them.