GPT-5.5 Cyber: OpenAI Gives Verified Defenders Serious AI Firepower
OpenAI’s GPT-5.5 and GPT-5.5-Cyber give verified security researchers deeper AI access for vulnerability research and critical infrastructure defense.
AI Security
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How OpenAI Runs Codex Safely Inside Real Companies
OpenAI’s Codex safety framework uses sandboxing, network policies, and agent-native telemetry. Here’s what it actually means for enterprise adoption.
OpenAI’s Cybersecurity Plan: What the Five-Part Framework Actually Means
OpenAI just dropped a five-part cybersecurity action plan for the Intelligence Age. Here’s what it actually proposes, who it helps, and what’s missing.
OpenAI’s Cyber Defense Push: $10M in Grants and GPT-5.4-Cyber
OpenAI launches Trusted Access for Cyber with $10M in API grants and GPT-5.4-Cyber, bringing top security firms into a coordinated AI-powered defense push.
What Is Claude Mythos? Anthropic’s Unreleased AI Model That Finds Zero-Day Vulnerabilities Humans Can’t
On April 7, 2026, Anthropic revealed something that fundamentally changes the cybersecurity landscape: an unreleased AI model called Claude Mythos Preview that can find and exploit zero-day vulnerabilities with a success rate that dwarfs every previous AI system — and most human security researchers. Mythos isn’t a product you can buy. It isn’t available through…
Project Glasswing: Anthropic’s $100M AI Cybersecurity Initiative Finds Thousands of Zero-Day Vulnerabilities With Claude Mythos
Anthropic just made the kind of move that reshapes an entire industry. On April 7, 2026, the company launched Project Glasswing — a $100 million cybersecurity initiative backed by a coalition that reads like a who’s-who of Big Tech: AWS, Apple, Broadcom, Cisco, CrowdStrike, Google, JPMorganChase, the Linux Foundation, Microsoft, NVIDIA, and Palo Alto Networks….
How OpenAI Trains ChatGPT to Resist Prompt Injection
OpenAI’s new framework teaches AI agents to block prompt injection and social engineering attacks. Here’s what it means for enterprise security.
OpenAI Acquires Promptfoo to Harden AI Security
OpenAI is acquiring Promptfoo, an AI security platform that helps enterprises find and fix vulnerabilities in AI systems before they ship. Here’s what it means.