4.7 Article

Cryptanalysis of dynamic quantum secret sharing

Journal

QUANTUM INFORMATION PROCESSING
Volume 12, Issue 5, Pages 1991-1997

Publisher

SPRINGER
DOI: 10.1007/s11128-012-0508-2

Keywords

Quantum secret sharing; Entanglement swapping; Participant attack

Funding

  1. National Natural Science Foundation of China [61152002, 61202317]
  2. Open Foundation of State Key Laboratory of Information Security [01-04-2]
  3. Natural Science Foundation of Henan Province [112300410192]
  4. Young Key Teacher Foundation of Henan Province's Universities [2012GGJS-157]
  5. Natural Science Foundation of Education Bureau of Henan Province [2011A120006]
  6. Fundamental Research Funds for the Central Universities [GK20-1002041]

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We analyze the security of a dynamic quantum secret sharing scheme. The analysis shows that the first agent and the last one can gain access to the dealer's master key without the others' cooperation by a special participant attack in this scheme.

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