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AccessManager

Implementation Reference & Comparison: JWT vs. Sessions in Spring Security

Java 21Spring Boot 3Spring SecurityMaven

The Problem It Solves

  • Provides correct, auditable authentication implementations for Java/Spring applications.
  • Showcases operational trade-offs: revocation, rotation, scaling, attack surface, and session management.
  • Offers a foundation with tests and configuration examples for teams needing to choose a strategy.

Key Features

  • Parallel implementations: JWT with best practices (signing, expiration) and traditional session management.
  • Explicit Spring Security configurations with examples of revocation and CSRF protection.
  • Integration tests and documentation of design decisions.

Technical Decision

  • Avoids dogmatism: each solution is evaluated by use case (auditing, compliance requirements, scaling).
  • Designed for adaptation in enterprise environments with control over revocation and monitoring.