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Anthropic announces Project Glasswing, a program to restrict access to their new Claude Mythos model to vetted security researchers, aiming to use AI to find and fix critical software vulnerabilities.

Anthropic published the system card for Claude Mythos Preview, detailing the model's capabilities, safety evaluations, and risk mitigations for its cybersecurity-focused AI.

Anthropic's red team shares their assessment of Claude Mythos Preview's cybersecurity abilities, evaluating how the model performs on vulnerability detection and exploit analysis tasks.

Anthropic made Claude Mythos available to Amazon, Microsoft, and Apple for detecting hidden software vulnerabilities, rolling out the model days after a source code leak.

Simon Willison discusses Anthropic's decision not to broadly release Claude Mythos, instead restricting it to security researchers under Project Glasswing, and argues this cautious approach is warranted.

Chinese AI lab Z.ai released GLM-5.1, a massive 754B-parameter MIT-licensed model focused on long-horizon tasks, available on Hugging Face at 1.51TB.

Google open-sourced Scion, an experimental testbed for orchestrating AI agents, providing researchers and developers with tooling to build and evaluate multi-agent systems.

The operator of acme.com reports that LLM scraper bots are overwhelming their HTTPS server, illustrating the growing infrastructure burden that AI training crawlers impose on smaller websites.

OpenSSH has started issuing warnings when connections use key exchange algorithms that are not post-quantum secure, nudging users toward quantum-resistant cryptography.

Cloudflare published its roadmap for migrating all services to post-quantum cryptography by 2029, outlining the steps needed to protect against future quantum computing threats.

An analysis of the specific risks quantum computing poses to Bitcoin's cryptographic foundations, and what the timeline and mitigation options look like.

TikTok rakentaa toisen datakeskuksen Suomeen Lahteen. Tarkoituksena on varmistaa, että eurooppalaisten käyttäjien tiedot pysyvät Euroopassa.

HUS:n työntekijä sai ehdollista vankeutta, koska hän oli katsonut luvatta yli 140 henkilön tietoja vuosien 2019–2023 aikana.

Werner Vogels discusses S3 Files, a new capability that brings file system semantics to Amazon S3, and how it reflects the evolving nature of cloud storage.

Simon Willison investigates whether SQLite's Write-Ahead Logging mode works correctly when multiple Docker containers share a volume, testing a common deployment scenario.