Most organizations can see their software security risks. Far fewer can act on them fast enough to matter – and with the EU ...

Shadow AI 2.0 isn’t a hypothetical future, it’s a predictable consequence of fast hardware, easy distribution, and developer ...

OpenAI's limited release of GPT-5.4-Cyber highlights that frontier AI is slowly changing how enterprises approach ...

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

After Anthropic unveiled its Claude Mythos AI model, OpenAI introduced its own cybersecurity-focused model, GPT-5.4-Cyber.

OpenAI says its safeguards “sufficiently reduce cyber risk” for now, while GPT-5.4-Cyber is a new cybersecurity-focused model ...

OpenAI Group PBC today announced the launch of GPT-5.4-Cyber, a fine-tuned variant of its GPT-5.4 model designed for ...

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

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

A group of hackers used both Claude Code and ChatGPT in a cybersecurity hack that lasted two and a half months.

The CVSS‑9.3 vulnerability allows unauthenticated remote code execution on exposed Marimo servers and was exploited in the wild shortly after disclosure, Sysdig says.