LuTiao Programming

Jan 12, 2026 · Information Security

Still Sending Plaintext? Spring Boot’s RSA + AES Automatic API Decryption for Full‑Scale Security

This article explains why API data must be encrypted, compares RSA and AES, presents a hybrid RSA‑AES scheme, and walks through a complete Spring Boot implementation—including encryption utilities, request wrappers, interceptors, parameter resolvers, key management, signature validation, batch processing, caching, and best‑practice recommendations—to achieve zero‑intrusion, high‑performance API security.