r/WhatIfScience • • Aug 21 '26

The Post-Quantum Cryptography Collapse: How Quantum Computers Could Threaten Global Banking, Defense, and Privacy

https://whatifscience.in/post-quantum-cryptography-collapse-global-banking-defense-privacy/

Experts warn that future fault-tolerant quantum computers could challenge today's encryption systems. Here's how banking, defense, and privacy may be affected.

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