Spring Full-Stack Practical Cases
Oct 21, 2026 · Backend Development
Zero Trust in Spring Boot: Token Relay vs Token Exchange for Microservices Security
This article explains why gateway-only JWT validation is insufficient in zero-trust microservices, detailing Token Relay and Token Exchange patterns with Spring Boot 3.5 code examples for secure service-to-service authentication and authorization.
JWTMicroservices SecurityOAuth 2.0
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