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Prepare and Measure Quantum Digital Signature: Difference between revisions
Prepare and Measure Quantum Digital Signature (edit)
Revision as of 14:27, 11 November 2018
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#[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)]. | #[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(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, | ## 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, channel loss= 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 State QKD|passive decoy state]] protocol which uses Passive BB84 Key Generation protocol (KGP) to share public keys from Bob and Charlie to Alice. | #[https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.10.034033 ZZDZGW(2018)] Implements a [[Decoy State QKD|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 | ## 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 | ## Per half a bit message:Transmission Distance(d)=100 km, QBER(%)=<math>2.95%-3.28%</math> for security parameter=0.0001, attenuation=45.8 dB at 200 km estimated time to sign (<math>t</math>)=7 seconds | ||
#[https://www.nature.com/articles/s41598-017-03401-9 CAFHSTTABS (2016)] | |||
## message signing rate= 1 or 2 bits per second for security parameter=0.0001, Transmission distance=90 km, QBER=1.08% | |||