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 ...

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

OpenAI has announced a new AI model called GPT-5.4-Cyber. Similar to Anthropic’s Claude Mythos, this new “cyber-permissive” variant of its GPT-5.4 is built for defensive cybersecurity and not public ...

Artificial intelligence (AI) may have dominated wider tech headlines this year – and this held true in the cyber world as well – but at the same time, the security community’s concerns extend far ...

OpenAI has introduced a new AI model called GPT-5.4-Cyber, designed specifically for defensive cybersecurity work. The model is a specialised version of GPT-5.4 and is not available to the general ...

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, ...

OpenAI has launched a new AI model focused on cyber defence, days after the release of rival Anthropic's Claude Mythos sparked concern about the threat posed by increasingly powerful AI to global ...

In short: OpenAI is releasing GPT-5.4-Cyber, a model fine-tuned for defensive cybersecurity with lowered refusal boundaries and binary reverse engineering capabilities, and scaling its Trusted Access ...

OpenAI is preparing to launch a new frontier cybersecurity model, GPT-5.5-Cyber. CEO Sam Altman said the model will not be ...

OpenAI on Tuesday announced the next phase of its cybersecurity strategy and a new model specifically designed for use by digital defenders, GPT-5.4-Cyber. The news comes in the wake of an ...