ty/>security</a> enables strong service-to-service and
end-user authentication with built-in identity and credential management. You
can use Istio to upgrade unencrypted traffic in the service mesh. Using
Istio, operators can enforce policies based on service identity rather than
on relatively unstable layer 3 or layer 4 network identifiers.
Additionally, you can use <a href=/v1.19/docs/concepts/security/#authorization>Istio&rsquo;s authorization feature</a>
to control who can access your services.</p><p>Is