few changes to make the ztunnel and waypoint components simpler and lightweight.</p><ul><li>The ztunnel component has been rewritten from the ground up to be fast, secure, and lightweight. Refer to <a href=/v1.18/blog/2023/rust-based-ztunnel/>Introducing Rust-Based Ztunnel for Istio Ambient Service Mesh</a> for more information.</li><li>We made significant changes to simplify waypoint proxy’s configuration to improve its debuggability and performance. Refer to <a href=/v1.18/blog/2023/waypoint-proxy-made-