 adapters." href=/v1.6/docs/tasks/policy-enforcement/control-headers/>Control Headers and Routing (Deprecated)</a></li><li role=none><a role=treeitem title="Shows how to control access to a service using simple denials or white/black listing." href=/v1.6/docs/tasks/policy-enforcement/denial-and-list/>Denials and White/Black Listing (Deprecated)</a></li></ul></li><li role=treeitem aria-label=Observability><button aria-hidden=true></button><a title="Demonstrates how to collect telemetry information from the m