Claude Opus 4.8 helped uncover a four-year-old critical flaw in Zcash that could have enabled undetectable creation of counterfeit coins. On May 29, the security researcher Taylor Hornby found a critical vulnerability in Zcash Orchard privacy pool using Claude Opus 4.8. The Zcash team hired Hornby specifically to look for this kind of issue. He…
Tag: Opus
AI, Global Security News
Anthropic launches Claude Opus 4.8, prepares Mythos-class models for all customers
Anthropic has released Claude Opus 4.8 and outlined plans for broader access to its Mythos-class models, which the company expects to make available to all customers in the coming weeks. Claude Opus 4.8 (Source: Anthropic) Claude Opus 4.8 is available to all users, with pricing unchanged from Opus 4.7. Anthropic highlighted improvements in model honesty,…
AI, Apps, Exploits, Global Security News, Risk Management
AI Model Claude Opus turns bugs into exploits for just $2,283
Claude Opus created a working Chrome exploit for $2,283, showing that widely available AI models can already find and weaponize vulnerabilities. Claude Opus managed to produce a functional Chrome exploit for just $2,283, raising concerns about how easily AI can be used to find and exploit vulnerabilities. Below is the cost of the experiment: Model…
AI, Cybersecurity, Global Security News, Risk Management
Anthropic’s latest model is deliberately less powerful than Mythos (and that’s the point)
Anthropic has today released a new, improved Claude model, Opus 4.7, but has deliberately built it to be less capable than the highly-anticipated Claude Mythos. Anthropic calls Opus 4.7 a “notable improvement” over Opus 4.6, offering advanced software engineering capabilities and improved visioning, memory, instruction-following, and financial analysis. However, the yet-to-be-released (and inadvertently leaked) Mythos…
AI, APAC, Exploits, Global Security News, Risk Management
Anthropic Claude Opus AI model discovers 22 Firefox bugs
Anthropic used Claude Opus 4.6 to identify 22 Firefox vulnerabilities, most of which were high severity, all of which were fixed in Firefox 148, released in January 2026. Anthropic discovered 22 security vulnerabilities in Firefox using its Claude Opus 4.6 AI model in January 2026. Mozilla addressed these issues in Firefox 148. The researchers state…
AI, Global Security News
Claude 3 snares itself regular writing gig
Claude Opus 3, which has been replaced by Claude Opus 4.6 as Anthropic’s most powerful AI model, has managed to find a new position. The “newly retired” AI model has launched its own Substack blog, Claude’s Corner, which it is aiming to publish it weekly. Claude set out its purpose in writing the blog: “My…
AI, Global Security News
Claude AI finds 500 high-severity software vulnerabilities
Anthropic only released its latest large language model, Claude Opus 4.6, on Thursday, but it has already been using it behind the scenes to identify zero-day vulnerabilities in open-source software. In the trial, it put Claude inside a virtual machine with access to the latest versions of open source projects, and provided it with a…
AI, Anthropic, Artificial Intelligence, Global Security News, News
Claude Opus 4.6 improves agentic performance and model safety
Claude Opus 4.6 builds on earlier releases with improved coding performance and more consistent behavior in complex tasks. Opus 4.6 finds real vulnerabilities in codebases better than any other model (Source: Anthropic) According to Anthropic, the model applies more deliberate planning during task execution, sustains agent-driven workflows over longer periods, and operates with greater consistency…