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Pre-shared key

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Pre-shared key by

Ciro Santilli 37  Updated 2025-06-02  +Created 1970-01-01

An overview of what you can do with a pre-shared key with tradeoffs can be found at: quantumcomputing.stackexchange.com/questions/142/advantage-of-quantum-key-distribution-over-post-quantum-cryptography/25727#25727 The options are:

one-time pad
symmetric encryption
authentication with some message authentication code protocol

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