IBM Exam C1000-125 Topic 9 Question 5 Discussion

A web application is being delivered for a regional shoe store to handle orders for delivery. Most of the application is deployed on public cloud, but requires completed orders to be routed to a centralized system on-premises for the warehouse to coordinate orders.

Key requirements of this integration are that messages are delivered without duplicates, it handles connectivity issues, and the data is encrypted end-to-end. Which IBM solution is suited for this use case?