The Data protection stack in ASP.NET Core provides an easy-to-use cryptographic API for protecting data, including the necessary mechanisms for encryption and decryption.

An application programming interface, or API, is a "go-between" that enables a software program to interact with other software.

Take advantage of authentication and authorization, API keys, rate limiting, CORS, API versioning, and other recommended practices to build secure and robust APIs in ASP.NET Core.