C4 model example of an internet banking system, with system context, container and component diagrams and every element explained.

How the banking system fits together

From applications to API components

What you get in Revision

C4 Model Example: Internet Banking System

Context, containers and components of an online bank.

Internet Banking System

See the banking customer, the internet banking system and its connections to the mainframe and email systems.

Follow requests from the web and mobile applications through the API application to the database and external systems, with flows for website sign-in and mobile payments.

Follow browser requests inside the API application: sign-in, account summaries, payments and password resets use shared security, mainframe and email components.