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Core - N26 Interface

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A core banking system is the central platform that manages a bank's most critical operations, such as processing transactions, managing customer accounts, and maintaining financial records. The core system typically consists of several modules or components that work together to provide various banking services.

The N26 interface would be a crucial part of their core banking system, allowing different components to communicate and exchange data. Here is a general breakdown of how such interfaces might work:

  1. APIs (Application Programming Interfaces): N26 likely uses APIs to enable communication between different modules within their core banking system. APIs define how different software components should interact, allowing them to exchange data seamlessly. These APIs could be RESTful APIs, GraphQL, or another protocol depending on N26's technical choices.
  2. Microservices Architecture: Many modern banking systems, including N26, might employ a microservices architecture. This means that the core system is divided into small, independent services that can be developed, deployed, and scaled independently. Each microservice has its own API, and the interfaces between these microservices are crucial for the overall system's functionality.
  3. Message Queues: To handle asynchronous communication between different components, N26 might use message queues. This ensures that tasks are processed efficiently without waiting for immediate responses. Message queues can help with load balancing and fault tolerance.
  4. Data Formats: The interface would specify the format in which data is exchanged between different components. This could include standard formats like JSON or XML. The definition of these data formats ensures that different modules can understand and interpret the information correctly.
  5. Security Protocols: Given the sensitive nature of banking data, robust security measures are essential. The interface would likely implement encryption protocols (such as TLS) to secure data in transit. Access controls, authentication, and authorization mechanisms would also be implemented to control and restrict access to sensitive information.
  6. Event-Driven Architecture: Many modern systems, including those in the financial industry, are moving towards event-driven architectures. Events are used to trigger actions across different components. The interface would play a role in defining and handling these events.