s/examples/bookinfo/>Istio Bookinfo Sample Application</a>. This application uses the <em>details</em> microservice to fetch
book details, such as the number of pages and the publisher. The original <em>details</em> microservice provides the book
details without consulting any external service.</p><p>The example commands in this blog post work with Istio 1.0+, with or without
<a href=/v1.9/docs/concepts/security/#mutual-tls-authentication>mutual TLS</a> enabled. The Bookinfo configuration files reside in th