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Prepare and Measure Quantum Digital Signature: Difference between revisions
Prepare and Measure Quantum Digital Signature (edit)
Revision as of 21:00, 10 October 2018
, 10 October 2018→Stage 1: Distribution
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##For l = 1,2,...,L | ##For l = 1,2,...,L | ||
### Buyer chooses <math>b^k_l \epsilon_R {0,1}</math> | ### Buyer chooses <math>b^k_l \epsilon_R {0,1}</math> | ||
###If <math>b^k_l=0</math>, Buyer measures his qubit in X basis | ###If <math>b^k_l=0</math>, Buyer measures his qubit in X basis <math>\{|+\rangle,|-\rangle\}</math> | ||
###If <math>b^k_l=0</math>, Buyer measures his qubit in Z basis | ###If <math>b^k_l=0</math>, Buyer measures his qubit in Z basis <math>\{|0\rangle,|1\rangle\}</math> | ||
###'''return''' <math>m_{b^k_l}</math> | ###'''return''' <math>m_{b^k_l}</math> | ||
**Verifier repeats steps 2(a)-2(b) with randomly chosen basis <math>c^k_l</math> to get his eliminated signature elements <math>C^k_l</math> | **Verifier repeats steps 2(a)-2(b) with randomly chosen basis <math>c^k_l</math> to get his eliminated signature elements <math>C^k_l</math> | ||