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Are quantum computers about to break online privacy?

A new algorithm is probably not efficient enough to crack current encryption keys — but that’s no reason for complacency, researchers say.
  1. Davide Castelvecchi
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A team of researchers in China has unveiled a technique that — theoretically — could crack the most common methods used to ensure digital privacy, using a rudimentary quantum computer.

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Nature 613, 221-222 (2023)

doi: https://doi.org/10.1038/d41586-023-00017-0

References

  1. Yan, B. et al. Preprint at https://arxiv.org/abs/2212.12372 (2022).

  2. Shor, P. W. Phys. Rev. A 52, R2493–R2496 (1995).

    Article  Google Scholar 

  3. Bernstein, D. J., Biasse, J.-F. & Mosca, M. in Post-Quantum Cryptography Vol. 10346 (eds Lange, T. & Takagi, T.) 330–346 (Springer, 2017).

    Google Scholar 

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