# Trusted access for the next era of cyber defense

DevFeed: [Trusted access for the next era of cyber defense](<https://devfeed.tech/articles/trusted-access-for-the-next-era-of-cyber-defense-6643.md>)

Original publisher: [Read original article](<https://openai.com/index/scaling-trusted-access-for-cyber-defense>)

Published: 2026-04-14T00:00:00Z

Content type: article

Language: en

Sources: [OpenAI News](<https://devfeed.tech/sources/openai-news.md>)

Topics: [AI Chat](<https://devfeed.tech/topics/ai-chat.md>), [Vulnerabilities](<https://devfeed.tech/topics/vulnerabilities.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [ai-cybersecurity](<https://devfeed.tech/tags/ai-cybersecurity.md>), [cybersecurity](<https://devfeed.tech/tags/cybersecurity.md>), [deployment](<https://devfeed.tech/tags/deployment.md>), [fine-tuning](<https://devfeed.tech/tags/fine-tuning.md>), [gpt](<https://devfeed.tech/tags/gpt.md>), [identity](<https://devfeed.tech/tags/identity.md>), [openai](<https://devfeed.tech/tags/openai.md>), [safety](<https://devfeed.tech/tags/safety.md>), [security](<https://devfeed.tech/tags/security.md>), [vulnerabilities](<https://devfeed.tech/tags/vulnerabilities.md>)

## AI overview

OpenAI is expanding Trusted Access for Cyber and introducing GPT-5.4-Cyber, a cyber-permissive model variant for verified defenders. The article describes controlled access, iterative deployment, and safeguards for defensive cybersecurity use cases.

## Source excerpt

OpenAI expands its Trusted Access for Cyber program, introducing GPT-5.4-Cyber to vetted defenders and strengthening safeguards as AI cybersecurity capabilities advance.