Backplane Protocol Flow

Figure 1 shows an example of the Backplane Protocol identity message flow using Janrain as the authenticating service.

This is also demonstrated on our Backplane demo site.

Figure 1. Backplane Protocol identity message flow

[A] Message Posting with the Backplane Protocol

A1) User signs in to website.
A2) Identity connector publishes Identity/Login events to the Backplane Server.

[B] Message Notification

B1) A Backplane-compliant application polls the Backplane Server for messages.
B2) The Backplane Server delivers the message to the clients running in the browser, absent the payload.
B3) The Backplane JavaScript distributes the message to apps that are registered for the message.

[C] Message Retrieval

C1) Widgets make JSONP calls to their servers.
C2) Widget Server calls Backplane Server for full message and payload.
C3) Widget Server securely receives payload.
C4) Widget Server returns subset of payload to application on website.