<ul data-eligibleForWebStory="true"><li>After user signup, confirm email ownership with self-contained link that expires.</li><li>Use JWT for email verification, avoiding database lookup or external services. </li><li>Include user ID and expiration time in JWT claims for added security.</li><li>Generate token, send URL with token in email, decode token upon user click.</li><li>Verify token validity, mark user as verified, prevent misuse with cooldowns.</li></ul>

Email Verification Flows with Spring Boot and Expiring Tokens

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