Security Expert mdowd Launches AI Startup Umbriel

Security expert mdowd announced the launch of Umbriel AI, a startup focused on LLM research and engineering, notably AI-driven cybersecurity pipelines. Team members dyn and noperator also announced they are joining.

2026-09-01 ~ 2026-09-02 · 2 related posts

• New AI Company Umbriel Launches, Focusing on LLM Research and AI-Driven Cybersecurity — dyn___ · 2026-09-01
• Security expert mdowd launches new AI company Umbriel AI — joshua_saxe · 2026-09-02