Nature Communications (Jan 2021)

Homodyne-based quantum random number generator at 2.9 Gbps secure against quantum side-information

  • Tobias Gehring,
  • Cosmo Lupo,
  • Arne Kordts,
  • Dino Solar Nikolic,
  • Nitin Jain,
  • Tobias Rydberg,
  • Thomas B. Pedersen,
  • Stefano Pirandola,
  • Ulrik L. Andersen

DOI
https://doi.org/10.1038/s41467-020-20813-w
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 11

Abstract

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Security analyses for trusted quantum random number generators usually consider only classical side-information. Here, the authors fill this gap by fully characterising the experimental apparatus of a homodyne-based QRNG, assuming that the vacuum fluctuations and noise are stationary and Gaussian.