Last month, OpenAI introduced GPT-5.4-Cyber, a variant of the GPT-5.4 model fine-tuned for defensive cybersecurity use cases. Unlike Anthropic, which restricted its Mythos model to a select few companies, OpenAI broadened access to its security-focused model for thousands of developers. …
… To aid Hugging Face in handling similar AI agent attacks in the future, OpenAI has included them in its trusted access program to improve their defenses. Hugging Face has also hired outside cybersecurity forensic specialists to investigate the issue and review their security policies and procedures. …
Apple is increasingly turning to AI companies and their security researchers to improve the security of its operating systems. …
… OpenAI believes that this Blue access will be suitable for most developers. Daybreak Red will provide access to specialized cybersecurity models for vulnerability research, exploit validation, and security testing. …
… Back in March, OpenAI launched a preview of Codex Security, which uses agentic reasoning with automated validation to discover high-impact issues and actionable fixes specific to the codebase. …
… ChatGPT will only have access to balances, transactions, investments, and liabilities. …
… AI companies that have recently withdrawn their latest AI models from the public following national security concerns raised by the U.S. government. …
… There will be more issues of our 7 Days series in the coming weeks and months, so stay tuned. …