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==Outline== | ==Outline== | ||
Quantum Digital Signature (QDS) protocols can be | Quantum Digital Signature (QDS) protocols can be divided into two stages: the distribution stage, where quantum signals (public keys) are sent to all recipients, and the messaging stage, where classical messages are signed, sent and verified. Here, we take the case of three parties, one sender (referred to as seller) and two receivers (buyer and verifier) sharing a one bit message. | ||
Distribution phase can be divided into the following steps: | Distribution phase can be divided into the following steps: | ||
*''' Key Distribution:''' | *''' Key Distribution:''' |