Caspar Noreepalm developed Mutual TLS support for the HttpProxy component in the wasmerio/pingora repository, focusing on enhancing security and compliance for backend systems. He introduced a new_mtls constructor that accepts a client certificate key, enabling secure, authenticated peer connections and encrypted traffic. This work was implemented in Rust and aligned with upstream changes from Cloudflare’s pingora project to ensure compatibility and maintainability. Caspar’s approach emphasized reliability and future-proofing, with thorough documentation and preparation for release review. Over the month, he concentrated on backend development, delivering a targeted feature that addressed security requirements without introducing new bugs or regressions.