> Markdown version of [/@christian-wenz](https://www.wearedevelopers.com/@christian-wenz). 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). --- # Christian Wenz CEO at Actition and software architect specializing in web technologies and security. ## About Christian Wenz runs Actition GmbH as CEO, working as a consultant and software architect focused on web security. He navigates both open-source and proprietary ecosystems, holding recognition as a Microsoft MVP and serving as the lead author for the Zend PHP certification. A prolific technical writer, Christian has authored over 100 books. At conferences, he breaks down practical risk mitigation, guiding developers through the OWASP Top Ten for both web applications and APIs to help secure modern tech stacks. ## Past Sessions ### World Congress 2026 Europe 路 July 8, 2026 Berlin, Germany - [Bulletproof Web Applications: The 2025 OWASP Top Ten](https://www.wearedevelopers.com/videos/100072-bulletproof-web-applications-the-2025-owasp-top-ten) 路 30 min 路 馃帴 Watch recording ### World Congress 2025 路 July 9, 2025 Berlin, Germany - [Bullet-Proof APIs: The OWASP API Security Top Ten](https://www.wearedevelopers.com/videos/1557-bullet-proof-apis-the-owasp-api-security-top-ten) 路 30 min 路 馃帴 Watch recording ## Videos - [Bulletproof Web Applications: The 2025 OWASP Top Ten](https://www.wearedevelopers.com/videos/100072-bulletproof-web-applications-the-2025-owasp-top-ten) 路 Christian Wenz - [Bullet-Proof APIs: The OWASP API Security Top Ten](https://www.wearedevelopers.com/videos/1557-bullet-proof-apis-the-owasp-api-security-top-ten) 路 Christian Wenz ## Links - [X](https://twitter.com/chwenz) - [LinkedIn](https://www.linkedin.com/in/christianwenz/)