developer-professional video for you are managing a GKE cluster with Istio configured for service mesh functionality. Your application has strict security
You are managing a GKE cluster with Istio configured for service mesh functionality. Your application has strict security policies in place, including an Istio AuthorizationPolicy and Kubernetes NetworkPolicy. You observe that some HTTP requests from Service A to Service B result in a 403 Forbidden error, while other requests succeed. What is likely causing this issue?