Short-lived JWTs, opaque hashed refresh tokens, and what to do when an old token shows up again. Most JWT tutorials stop at "sign a token, put it in a header." Then real life shows up. Access tokens that live for days can't be revoked, and refresh tokens that never change are a permanent key for anyone who copies one. Here's the setup I use in... Weiterlesen: Rotating refresh tokens with reuse detection in Spring Boot 4 (no ext…
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Rotating refresh tokens with reuse detection in Spring Boot 4 (no extra JWT library)
Short-lived JWTs, opaque hashed refresh tokens, and what to do when an old token shows up again. Most JWT tutorials stop at "sign a token, put it in a header."…