Since the hub is the central point of contact, it is also the primary target for attacks.
For a hub, Redis is often the gold standard. It’s an in-memory data store, meaning it’s incredibly fast for real-time updates. If you need long-term storage (like user profiles), pair it with a relational database like PostgreSQL . How To Make A Serverside Hub Part 2/2
As your traffic grows, a single hub instance will become a bottleneck. Since the hub is the central point of
Building a server-side hub is about moving from "direct communication" to "orchestrated communication." By centralizing your logic, you make your entire ecosystem easier to monitor, secure, and scale. If you need long-term storage (like user profiles),
Every request passing through the hub must carry a JSON Web Token (JWT). The hub should verify this token before passing the request to internal services.
