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For questions about cryptography as it relates directly to quantum computing. Not for general cryptographic methods.

1 vote

What authentication protocol to use for BB84 and other QKD protocols?

In classical cryptography, the Diffie-Hellman key exchange is also susceptible to a man-in-the-middle attack, and to get around that, we use a digital signature algorithm, like RSA or ECDSA. … You can take a similar approach in quantum cryptography, such as with the Gottesman-Chuang algorithm or something similar. …
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