Rafael Bosse Brinhosa is a Principal Security Architect with over 20 years of experience in information security, spanning application security, pentesting, DevSecOps, and security architecture. He works hands-on with building and breaking AI and agentic systems, focusing on prompt injection, tool abuse, and real-world failure modes in production environments. Rafael is also a security researcher and creator of open-source tooling related to pentesting, AppSec, and AI security.