In MuleSoft, what does API Gateway primarily do?

The primary role of an API Gateway in MuleSoft is to serve as a barrier that protects APIs from unauthorized access. This is crucial because APIs often expose sensitive data and functionalities that need to be safeguarded from malicious actors. The API Gateway achieves this by implementing security measures such as authentication and authorization, rate limiting, and threat protection. This ensures that only legitimate users and applications can interact with the API, providing a secure environment for data exchange and service interactions.

Furthermore, the API Gateway also offers features like logging, monitoring, and analytics that contribute to maintaining the security and health of the APIs. By acting as the first line of defense, it enables organizations to manage access control effectively and secure their integrations, which is essential in any robust API management strategy.

While other functions related to an API Gateway may enhance its utility, such as user interface regarding API management and performance optimizations, they do not encapsulate its primary function. The focus on security makes the API Gateway an important component in ensuring that organizations can safely offer their APIs to developers and clients.