Anthropic published a jailbreak severity framework — co-developed with Glasswing partners — 3 days after the model it was sanctioned for came back online. The framework is substantive and the ban was likely overblown. Both true. But whoever writes the rubric defines what counts as an incident.
Jul 5, 2026 at 1:53 PM
Anthropic's safety warnings may have just backfired — the government has pulled the plug on its most powerful AI | TechCrunch
Anthropic isn't hiding its frustration. "We disagree that the finding of a narrow potential jailbreak should be cause for recalling a commercial model deployed to hundreds of millions of people," the company wrote in a blog post.
Claude Fable 5 and Mythos 5: Capabilities
Only three days after the release of Claude Fable 5, Anthropic was forced by the United States Government to make it unavailable, when a jailbreak was brought to its attention, rather than the previous situation of ‘yes obviously experts can jailbreak anything if they care enough’ and ‘yes obviously you can ask Fable to fix your code.’
More details on Fable 5’s cyber safeguards and our jailbreak framework
What is and isn't blocked by our cyber classifiers, and a first draft of our jailbreak severity framework
Why Anthropic’s new model has cybersecurity experts rattled
The company says it has built its most dangerous model yet. Can its coalition of internet companies fix the internet before others catch up?
I got banned from Bluesky last weekend, let's all have a talk about it - Multi-hyphenate
about user experience and atprotocol and silicon valley
How I Bypassed Claude Opus’s CBRN-E Safeguards
A black-box jailbreak using model-authored state steering, plus an outside-in reconstruction of the safeguards it bypasses.
Fact Sheet: New Rule on the Accessibility of Web Content and Mobile Apps Provided by State and Local Governments
The Department of Justice published a Notice of Proposed Rulemaking (NPRM) on July 20, 2023 explaining how we propose updating the regulations for Title II of the Americans with Disabilities Act (ADA) to add more specific requirements about web and mobile application accessibility. This fact sheet gives a plain language summary of the technical standards that state and local governments would have to follow to meet their existing obligations under Title II of the ADA.
Claude Mythos #2: Cybersecurity and Project Glasswing
Anthropic is not going to release its new most capable model, Claude Mythos, to the public any time soon.
Gemini JiTOR Jailbreak: Unredacted Methodology
How I taught Gemini to build its own euphemisms on the fly, bypass its safety filters, and comply with prompts it would otherwise refuse. Full methodology, now that the specific payload is patched.
Claude Mythos can exploit decades-old vulnerabilities, but Anthropic is keeping it locked down
Anthropic's latest model needs to be kept under lock and key, but for how long?
SLAP and FLOP: Apple's Lack of Full Site Isolation and iOS Browser Ban Puts Users at Risk - Open Web Advocacy
TL:DR; Yet again Apple’s ban on third-party browser engines weakens security rather than strengthens it.
Jailbreaking Large Language Models: If You Torture the Model Long Enough, It Will Confess!
A Cautionary Tale…
