Quantum Tokens for Digital Signatures. (arXiv:1609.09047v7 [quant-ph] UPDATED) | allinfosecnews.com

Nov. 15, 2022, 2:20 a.m. | Shalev Ben-David, Or Sattath

cs.CR updates on arXiv.org arxiv.org

The fisherman caught a quantum fish. "Fisherman, please let me go", begged
the fish, "and I will grant you three wishes". The fisherman agreed. The fish
gave the fisherman a quantum computer, three quantum signing tokens and his
classical public key. The fish explained: "to sign your three wishes, use the
tokenized signature scheme on this quantum computer, then show your valid
signature to the king, who owes me a favor".

The fisherman used one of the signing tokens to …

digital digital signatures quantum signatures tokens

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