OpenAI Blog
Aug 4
Third-party cyber evaluations involving OpenAI models
OpenAI explains recent third-party cybersecurity evaluation incidents and outlines new safeguards to strengthen AI model testing and evaluation.
Responding to the next frontier of critical cyber capabilities
OpenAI is sharing preliminary cybersecurity evaluations for Astra and the steps we’re taking to strengthen safeguards and security controls.
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OpenAI Blog
Dec 10, 2025
Strengthening cyber resilience as AI capabilities advance
OpenAI is investing in stronger safeguards and defensive capabilities as AI models become more powerful in cybersecurity. We explain how we assess risk, limit misuse, and work with the security community to strengthen cyber resilience.
OpenAI Blog
Jun 1, 2023
OpenAI Cybersecurity Grant Program
Our goal is to facilitate the development of AI-powered cybersecurity capabilities for defenders through grants and other support.
OpenAI Blog
Feb 5
Introducing Trusted Access for Cyber
OpenAI introduces Trusted Access for Cyber, a trust-based framework that expands access to frontier cyber capabilities while strengthening safeguards against misuse.
OpenAI Blog
Apr 14
Trusted access for the next era of cyber defense
OpenAI expands its Trusted Access for Cyber program, introducing GPT-5. 4-Cyber to vetted defenders and strengthening safeguards as AI cybersecurity capabilities advance.
OpenAI Blog
Apr 29
Cybersecurity in the Intelligence Age
OpenAI outlines a five-part action plan for strengthening cybersecurity in the Intelligence Age, focused on democratizing AI-powered cyber defense and protecting critical systems.
arXiv AI
Jul 29
Cyber-Capable AI Agents: Vulnerabilities, Evaluation Containment, and Defensive Response
arXiv:2607. 25379v1 Announce Type: new Abstract: Cyber-capable AI agents combine language models with tools, memory, and execution en- vironments to perform multi-step offensive-security tasks.
OpenAI Blog
Oct 30, 2025
Introducing Aardvark: OpenAI’s agentic security researcher
OpenAI introduces Aardvark, an AI-powered security researcher that autonomously finds, validates, and helps fix software vulnerabilities at scale. The system is in private beta—sign up to join early testing.
OpenAI Blog
2d ago
The Defender’s Window
AI is reshaping cybersecurity for attackers and defenders alike. Learn how OpenAI is strengthening its defenses and what security teams can do now.
OpenAI Blog
Apr 16
Accelerating the cyber defense ecosystem that protects us all
Leading security firms and enterprises join OpenAI’s Trusted Access for Cyber, using GPT-5. 4-Cyber and $10M in API grants to strengthen global cyber defense.
OpenAI Blog
Oct 7, 2025
Disrupting malicious uses of AI: October 2025
Discover how OpenAI is detecting and disrupting malicious uses of AI in our October 2025 report. Learn how we’re countering misuse, enforcing policies, and protecting users from real-world harms.
OpenAI Blog
Mar 26, 2025
Security on the path to AGI
At OpenAI, we proactively adapt, including by building comprehensive security measures directly into our infrastructure and models.