> Markdown version of [/@halil-ozkan](https://www.wearedevelopers.com/@halil-ozkan). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Halil Özkan CEO at Keymate building fine-grained authorization tools for developers. ## About Halil Özkan leads Keymate, an authorization platform built natively on Keycloak and OpenFGA. He focuses on fine-grained, risk-adaptive access control, helping teams upgrade their security without migrating away from existing identity management setups. His work centers on identity at scale, spanning modern authorization models like ReBAC and PBAC. He builds tools that let developers implement complex policies easily, from organization-aware tokens to multi-tenant delegation. ## Past Sessions ### World Congress 2025 · July 9, 2025 Berlin, Germany - [Keymate – Modern Authorization for Developers](https://www.wearedevelopers.com/videos/1661-keymate-modern-authorization-for-developers) · 5 min · 🎥 Watch recording ## Videos - [Keymate – Modern Authorization for Developers](https://www.wearedevelopers.com/videos/1661-keymate-modern-authorization-for-developers) · Halil Özkan ## Links - [LinkedIn](https://www.linkedin.com/in/halil-ozkan/) - [Blog](https://keymate.io/blog)