Explore the challenges and solutions for implementing mutual TLS in service meshes in this 25-minute conference talk. Learn about innovative approaches to simplify, secure, and streamline mTLS adoption in heterogeneous environments. Discover Envoy's advancements, including TLS sniffing and per-endpoint mutual TLS labeling, which address complexities on both client and server sides. Gain valuable insights from years of experience as speakers walk through a frictionless user journey for safely adopting mutual TLS. Understand the intricacies of coordinating mTLS rollout with incremental service mesh adoption in real-world scenarios.