Prepare and Measure Quantum Digital Signature: Difference between revisions

Prepare and Measure Quantum Digital Signature (edit)

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 '''Experimental Papers'''
 #[https://researchportal.hw.ac.uk/en/publications/experimental-demonstration-of-kilometer-range-quantum-digital-sig DCKAWDJAB(2015)] Implements [https://arxiv.org/abs/1403.5551  WDKA (2015)].
-## Uses [[Coherent States|phase encoded coherent states]]
+##Uses [[Coherent States|phase encoded coherent states]]
-## Per half a bit message: Transmission Distance=500m, Length of the key(L)=<math>1.93*10^9</math> for security 0.01%, estimated time to sign (<math>t</math>)=20 seconds, channel loss= 2.2 dbkm<math>^{-1}</math> at <math>\lambda=850m</math>
+## Per half a bit message: Transmission Distance(d)=500 m, Length of the key(L)=<math>1.93*10^9</math> for security 0.01%, estimated time to sign (<math>t</math>)=20 seconds, attenuation= 2.2 dBkm<math>^{-1}</math> at <math>\lambda=850m</math>
+#[https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.10.034033 ZZDZGW(2018)] Implements a [[Decoy States|passive decoy state]] protocol which uses Passive BB84 Key Generation protocol (KGP) to share public keys from Bob and Charlie to Alice.
+## Uses parametric down-conversion (PDC) source, secure to coherent attacks
+## Per half a bit message:Transmission Distance(d)=100 km, QBER(%)=<math>2.95%-3.28%</math> for security 0.0001%, attenuation=45.8 dB at 200 km estimated time to sign (<math>t</math>)=7 seconds