Felix Schaefer contributed to the goauthentik/authentik repository by improving the project’s security documentation, focusing on the accuracy of Content Security Policy (CSP) guidance. He identified and corrected the img-src syntax in the security hardening documentation, ensuring it aligned with current CSP standards and reducing the risk of misconfiguration during deployment. Working primarily with Markdown and leveraging his skills in documentation and security, Felix enhanced the clarity and maintainability of the project’s security resources. This targeted update supports safer development workflows and accelerates onboarding by providing developers with precise, standards-compliant documentation for secure application deployment and configuration.