… OpenAI’s blog post has a chart showing how GPT-5.6 Sol is getting better at sustaining multistep cyber operations and also encourages enterprise customers to sign up to access its “Cyber” security model. …
… Like Glasswing, Daybreak isn’t built on just one AI model — OpenAI says “Daybreak brings together the most capable OpenAI models, Codex, and our security partners.” Daybreak also involves specialized cyber models, including GPT-5.5 with Trusted Access for Cyber and GPT-5.5-Cyber, which began rollin… …
… It appeared to reference the recent jailbreaking travails of its rival Anthropic, writing that “GPT‐5.6 is trained to refuse prohibited cyber assistance, including when users attempt to disguise their intent or jailbreak the model.” It also said that flagship model Sol “is better at helping people … …
… Richard Lawler May 13 AI cybersecurity updates for MDASH, Mythos, and GPT-5.5. On Wednesday, the AISI, which evaluates AI models for the British government, said both Anthropic’s Claude Mythos Preview and OpenAI’s GPT-5.5 showed progress well above previous trends on cybersecurity testing. …
… AISI said the incident should be “interpreted with caution and nuance” but warned the agent’s actions “show signs of novel, potentially deceptive behaviours” that “were to an extent and severity we did not anticipate.” In a blog post, OpenAI acknowledged the breach that happened during AISI’s testi… …
… In this case, reports suggest OpenAI was unaware its own agent was behind the dayslong cyber campaign at Hugging Face and did not notice until well after the threat had been contained and the FBI contacted. There are still many details about the hack that are unknown or have not been made public. …
… That’s actually the good part,” says Gabriel Bernadett-Shapiro, distinguished AI research scientist at AI-powered cybersecurity firm SentinelOne. …
… In June, China’s Z.ai claimed its GLM-5.2 model could match Anthropic’s Mythos on cybersecurity tasks, even though it trailed in more general tasks. …
… It’s unclear how much ground the largest US AI labs are prepared to give. Google and OpenAI later joined the cautioning against hasty restrictions on open models, though neither signed on to Monday’s cyber-focused initiative. …
… What comes next, then, comes down to solving several hard problems at once: managing a technology that can be used for good and ill, such as defending against or facilitating cyberattacks; coordinating across companies with incentives to cut corners, and somehow building international rules in a la… …