dev.to· Oct 7, 2026· by omeiza_ahmed

Authentication vs Authorization: Who Are You, and What Are You Allowed to Do?

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Authentication answers “Who are you?” Authorization answers “What are you allowed to do?” These two...
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#authentication#backend#security#webdev

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