I resigned from Anthropic today. I spent the last three years doing pretraining research at both OpenAI and Anthropic. Neither company is acting responsibly. They are racing straight to self-improving superintelligence and gambling with our lives. More thoughts below.
Microsoft has failed to properly patch RoguePlanet (CVE-2026-50656), ShieldBreak, a PoC that demonstrates a full bypass to the previous patch is now public.
https://t.co/YFfn559z6o
The PoC works with the latest August 2026 patch
We partnered with Mozilla to test Claude's ability to find security vulnerabilities in Firefox.
Opus 4.6 found 22 vulnerabilities in just two weeks. Of these, 14 were high-severity, representing a fifth of all high-severity bugs Mozilla remediated in 2025.
New blog: Lateral movement and on-prem NT hash dumping with Microsoft Entra Temporary Access Passes.
Some tips and tricks on abusing TAPs for Windows Hello persistence and NT hash recovery over Cloud Kerberos Trust. https://t.co/h3XHjBhwtz