Lin Hsin Hsin Quantum Security Center











Quantum Threats by
Layer and Component




Layer 4 - 7 -- Application Layer

Components

📍 Quantum applications --;quantum cloud, quantum internet
📍 Classical software stacks interfacing with quantum systems



Quantum Threats

Quantum Algorithm Attacks
BR>Shor’s algorithm breaks PKI, Grover’s algorithm speeds up brute-force attacks on symmetric encryption.

Quantum Software Exploits
Malicious quantum algorithms or software could exploit vulnerabilities in quantum applications eg quantum machine learning models

Quantum Side Channels
Quantum states or results could leak information if not properly isolated.

Quantum Denial of Service (QDoS)
Overloading quantum servers or applications with entangled requests, causing system crashes.
Layer 1     Layer 1.5     Layer 2     Layer 3     Layer 4 -7     Summary    
Copyright © 2026. Lin Hsin Hsin. All Rights Reserved. Mobile~tainment®, Frog®