Relativistic Quantum Cryptography

Bit Commitment seems like it could be a relatively big deal, no pun intended.

Well, okay, pun intended.


Quantum ‘sealed envelope’ system enables “perfectly secure” information storage | University of Cambridge
A breakthrough in quantum cryptography demonstrates that information can be encrypted and then decrypted with complete security using the combined power of quantum theory and relativity – allowing the sender to dictate the unveiling of coded information without any possibility of intrusion or …

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