Quantum Cryptography
The threat from quantum computers, quantum key distribution, Bell-state security, post-quantum algorithms, randomness, and quantum networks.
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The Classical Cryptography Problem
Quantum computers will break the internet
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BB84
BB84 — the original quantum-secure key exchange
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E91
Bell-state cryptography
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Post-Quantum Cryptography
Post-quantum cryptography — fighting fire with fire
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Quantum Random Number Generation
True randomness from a quantum coin flip
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The Quantum Internet
What a real quantum internet would look like