Release Announcement: Building Resilient Microservices with Istio and Red Hat OpenShift Service Mesh

[gbarath]

Building Resilient Microservices with Istio and Red Hat OpenShift Service Mesh (DO328)

GA Date: 28 Nov, 2025

Red Hat Openshift created an enterprise-ready, multi-tenant platform that made deploying and scaling microservice applications efficient and repeatable. But as these architectures become larger and more complex, defining how these services interact with each other becomes increasingly difficult. Red Hat OpenShift Service Mesh facilitates managing service interaction, providing service tracing, and creating a visual representation of communication pathways.

Building Resilient Microservice Applications with Red Hat OpenShift Service Mesh (DO328) teaches students service monitoring, management, and resilience with Red{nbsp}Hat OpenShift Service Mesh.

This course is based on Red Hat OpenShift Service Mesh 3.1, and Red Hat OpenShift 4.18.

Type	Updated Course
Length	3 days
Version	Red Hat OpenShift Service Mesh 3.1
Skills Assessment	A new skills assessment needs to be created
Marketing Assets	Course webpage Skills path slide
Associated Exam Details	Red Hat Certified Specialist in Service Mesh for Resilient Microservices Exam (EX328) GA Date: Nov, 28, 2025 Description: The Red Hat Certified Specialist in Building Resilient Microservices exam (EX328) tests your skills and knowledge with regard to creating and managing a resilient mesh of microservices, using Red Hat OpenShift Container Platform and Red Hat OpenShift Service Mesh. The exam focuses on the basic skills required to use Red Hat Service Mesh to configure and manage the resilient operation of an application composed of several microservices with a persistent data store. By passing this exam, you become a Red Hat Certified Specialist in Building Resilient Microservices, which also counts toward earning a Red Hat Certified Architect (RHCA®) certification.  This exam is based on Red Hat® OpenShift® Service Mesh 3.1 on Red Hat® OpenShift® Container Platform 4.18.