Anthropic says Claude Mythos Preview was able to break a weaker version of AES and orchestrated another improved attack against the cryptographic system HAWK
Claude Mythos Preview discovered new attacks in testing against weakened cryptographic algorithms, which protect online financial transactions …
Anthropic says Claude Mythos Preview was able to break a weaker version of AES and orchestrated another improved attack against the cryptographic system HAWK
Claude Mythos Preview discovered new attacks in testing against weakened cryptographic algorithms, which protect online financial transactions, private communications and more.
Anthropic says Claude Mythos Preview has been used to find more than 10,000 high- or critical-severity vulnerabilities since the launch of Project Glasswing
Last month, we launched Project Glasswing, our collaborative effort to secure the world's most critical software before increasingly capable AI models can be turned against it.
Cybersecurity analysis: GPT-5.5 reaches a similar level of performance as Mythos Preview and is the second model to solve a multi-step cyberattack simulation
In April, our evaluation of Anthropic's Claude Mythos Preview found that it represented a step up in cyber performance …
Cybersecurity analysis: GPT-5.5 reaches a similar level of performance as Mythos Preview and is the second model to solve a multi-step cyberattack simulation
In April, our evaluation of Anthropic's Claude Mythos Preview found that it represented a step up in cyber performance …
Anthropic says Opus 4.7 is “less broadly capable” than Claude Mythos Preview and that its “cyber capabilities are not as advanced as those of Mythos Preview”
The update is one of their vaguest yet and theyre basically doing it just because Mythos is never going to be a broad release & they've hit their ceiling w/ Opus 4.6
Anthropic says Opus 4.7 is “less broadly capable” than Claude Mythos Preview and that its “cyber capabilities are not as advanced as those of Mythos Preview”
Ashley Capoot /CNBC:NEW
Cybersecurity analysis: Claude Mythos Preview had a 73% success rate on expert-level capture-the-flag challenges, which no model could finish before April 2025
one from Anthropic and another from an independent gov research group. …
Cybersecurity analysis: Claude Mythos Preview had a 73% success rate on expert-level capture-the-flag challenges, which no model could finish before April 2025
The AI Security Institute (AISI) conducted evaluations of Anthropic's Claude Mythos Preview (announced on 7th April) to assess its cybersecurity capabilities.
Sources: UK regulators plan to warn banks, insurers, and exchanges about security risks exposed by Claude Mythos Preview at a meeting within the next two weeks
Now The Bank Of England And UK Treasury Are Holding Urgent Talks On Anthropic's ClaudeJeffrey Burt /Security Boulevard:Anthropic Mythos AI Model Strikes Fear in Trump Administration, U.S. BanksMihika ...