Cyber, a fine-tuned variant of its GPT-5.4 model designed for defensive cybersecurity work and also announced a significant ...

OpenAI has announced a new AI model called GPT-5.4-Cyber. Similar to Anthropic’s Claude Mythos, this new “cyber-permissive” ...

What a year 2025 has been: Rich in both cyber events and innovations alike. On the latter, not a week has passed without a mention of innovation in Artificial Intelligence (AI). I am excited about the ...

Described by OpenAI as a new model tuned for defensive cybersecurity tasks, GPT-5.4-Cyber is being offered first to vetted ...

Business secretary Liz Kendall urges Britain’s business community to sit up and pay attention to emerging AI threats, ...

Just days after Anthropic’s Mythos reveal, OpenAI is scaling its identity-verified programme to grant defenders access to GPT ...

Cybersecurity teams are under pressure from every direction: faster attackers, expanding cloud environments, growing identity sprawl, and never-ending alert queues. At the same time, AI-powered cyber ...

OpenAI launches GPT-5.4-Cyber with binary reverse engineering for verified defenders, scaling access to thousands as it ...

The release of Anthropic’s new AI model, Mythos, has triggered concerns around how the technology could disrupt the cyber ...

Anthropic on Tuesday released a preview of its new frontier model, Mythos, which it says will be used by a small coterie of partner organizations for cybersecurity work. In a previously leaked memo, ...

Anthropic announced Claude Mythos Preview, which it said is an advanced AI model that excels at identifying weaknesses and security flaws within software. Microsoft, Amazon, Apple, CrowdStrike, Palo ...

OpenAI launches GPT-5.4-Cyber with selective access for verified defenders, adding a cyber-focused model and tighter controls ...