Java Architecture Diary
Dec 26, 2025 · Information Security
Secure Your Spring Boot 4 Apps with One Annotation: MFA Made Easy
This article explains how Spring Boot 4.0’s @EnableMultiFactorAuthentication annotation simplifies the implementation of password‑plus‑one‑time‑token multi‑factor authentication, providing step‑by‑step code examples, custom token services, endpoint‑level MFA configuration, and production‑grade considerations.
JavaMFAMulti-Factor Authentication
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