Learn about new proxyless service mesh capabilities for secure serverless backend authentication in this conference talk from Google engineers. Explore how upcoming gRPC features solve historical challenges with vanity URLs and reverse proxies in proxyless service mesh implementations. Discover intelligent client-side detection of control plane support, robust security mechanisms to prevent traffic misrouting, and practical approaches for integrating these capabilities into modern architectures. Gain valuable insights into streamlining deployment and enhancing adaptability when working with serverless functions in a service mesh environment.