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Scenario: A hacker prints a sticker of their own QR code and places it over an ATM’s real code.

: Each student receives a card featuring a unique QR code. This code is used to monitor attendance for seminars and labs.

If your organization handles financial transactions, personal health information, or enterprise authentication, the question is no longer "Should we upgrade from standard QR codes?" but rather "How quickly can we deploy AVU QR codes?"

Disclaimer: "AVU QR code" is an emerging composite term. Always consult current NIST or ISO standards (such as ISO/IEC 18004 for QR and FIDO2 for authentication) when implementing real-world security systems. This article is for educational purposes regarding advanced cryptographic QR applications.