.12.0 is officially supported on Kubernetes versions <code>1.19</code> to <code>1.22</code>.</div></aside></div><p>Here are some of the highlights of the release:</p><h2 id=webassembly-api>WebAssembly API</h2><p><a href=/v1.17/docs/concepts/wasm/>WebAssembly</a> has been an important project, in development for <a href=/v1.17/blog/2020/wasm-announce/>over 3 years</a>, to bring advanced extensibility to Istio, by allowing users to dynamically load custom-built extensions at runtime.
However, until now, confi