 It is responsible for:</p><ul><li><p>Providing each service with a strong identity that represents its role to enable interoperability across clusters and clouds</p></li><li><p>Securing service to service communication and end-user to service communication</p></li><li><p>Providing a key management system to automate key and certificate generation, distribution, rotation, and revocation</p></li></ul><h2 id="architecture">Architecture</h2><p>The diagram below shows Istio Auth’s architecture, which includes