Brooks McMillin

AI Security Researcher & Machine Learning Protection Specialist

I develop cutting-edge security solutions for AI/ML systems, focusing on adversarial machine learning defense, LLM security, and protecting production AI infrastructure. Currently at Dropbox, I lead initiatives in securing large-scale language models and building robust defenses against emerging AI threats.

Defense in Depth for AI-Assisted Development: Pre-commit Hooks, Review Agents, and CI That Catch LLM Mistakes

Practical strategies for safer AI-assisted development: automated review agents, layered security checks, and context management that prevents catastrophic mistakes.

Read Article

Current Focus

Advanced AI Security Research

Leading research in protecting AI systems from adversarial attacks, prompt injection, and model extraction. Developing next-generation security frameworks for LLMs, multimodal AI, and autonomous AI agents.

  • Building real-time detection systems for adversarial inputs and prompt injection attacks
  • Developing security benchmarks for evaluating LLM robustness and safety
  • Researching privacy-preserving techniques for federated learning and distributed AI
  • Creating defensive strategies against model inversion and membership inference attacks

Featured Projects

Agent Framework

production
Python Model Context Protocol OAuth 2.0 Anthropic Claude

Overview

A production-ready framework for building LLM agents with the Model Context Protocol (MCP). This framework provides the foundation for …

  • Production-ready framework for building LLM agents with MCP
  • Full OAuth 2.0 with PKCE and dynamic client registration
Astro Node.js PostgreSQL OAuth 2.0

Overview

A comprehensive secure task management platform consisting of three integrated components: a main application, Python SDK, and MCP server …

  • Full OAuth 2.0 authorization server with PKCE support
  • Comprehensive security testing suite with Vitest
Go Python GSM Serial Communication

Overview

A dual-language secure communications suite providing SMS capabilities through GSM modems, built with both Go and Python implementations. …

  • Cross-platform GSM modem interface (Go + Python)
  • Real-time SMS communication with security considerations
View All Projects

Recent Appearances

Lakera December 2025 Online

Panel discussion on how AI-driven threats evolved in 2025 and what defenders should prepare for in 2026

Dropbox Tech Blog September 2024

Technical deep-dive on implementing LLM security controls at scale using Lakera Guard for Dropbox's AI features

View All Appearances

Let's Connect

Interested in AI security research, collaboration opportunities, or speaking engagements? I'd love to hear from you.

More About Me