What aspect of security can Envoy enforce as part of its API gateway functionality?

Envoy can enforce multiple aspects of security as part of its API gateway functionality, making it a robust solution for managing and securing APIs.

User authentication is a critical security aspect, allowing Envoy to verify the identity of users making requests to the API. By integrating with authentication mechanisms, Envoy can ensure that only authorized users have access to specific resources, thereby protecting sensitive data and maintaining the integrity of the service.

Data encryption is another essential security measure that Envoy can manage. It involves encrypting data in transit between clients and the API service to prevent eavesdropping and man-in-the-middle attacks. Envoy can facilitate secure communication by implementing protocols such as TLS, ensuring that any data exchanged remains confidential and secure.

Rate limiting also plays a significant role in security by controlling the number of requests a user or service can make within a certain timeframe. This helps to prevent abuse of the API, mitigating threats such as denial-of-service attacks and ensuring fair usage among all consumers of the API.

Since Envoy effectively enforces user authentication, data encryption, and rate limiting, the answer encompasses all these critical functionalities, illustrating Envoy’s comprehensive approach to API security.