-to-build-oci-images.md>these instructions</a>.</p><h2 id=image-fetcher-in-istio-agent>Image fetcher in Istio agent</h2><p>Since Istio 1.9, Istio-agent has provided a reliable solution for loading Wasm binaries, fetched from remote HTTP sources configured in the <code>EnvoyFilters</code>, by leveraging the xDS proxy inside istio-agent and Envoy’s Extension Configuration Discovery Service (ECDS). The same mechanism applies for the new Wasm API implementation in Istio 1.12. You can use HTTP remote resources