runtime.v8
              vmId: myfilter
        name: envoy.filters.http.wasm
  workloadSelector:
    labels:
      app: details
      version: v1
</code></pre><p>You can see the <code>EnvoyFilter</code> resource configures the proxy to add the <code>envoy.filter.http.wasm</code> filter and load the Wasm module from the <code>wasme-cache</code>.</p><p>Once the Wasm extension is loaded into the Istio service proxy, it will extend the capabilities of the proxy with whatever custom code you introduced.</p><h2 