Chinese Journal of Network and Information Security ›› 2020, Vol. 6 ›› Issue (3): 14-18.doi: 10.11959/j.issn.2096-109x.2020032

• Special Column: New Technology Exploration on Privacy Protection • Previous Articles     Next Articles

Multi-party summation query method based on differential privacy

Xianmang HE()   

  1. School of Cyberspace Science,Dongguan University of Technology,Dongguan 623808,China
  • Revised:2020-02-22 Online:2020-06-01 Published:2020-07-01
  • Supported by:
    The National Natural Science Foundation of China(61672303);Characteristic Innovation Projects of Universities in Guangdong Province,China(2018KTSCX221)

Abstract:

Differential privacy is considered to be a very reliable protection mechanism because it does not require the a prior knowledge for the attacker.However,differential privacy is rarely used in a multi-party environment.In view of this,the differential privacy is applied to the data summation query in multi-party environment.This method was described in detail and proved the security of the method.

Key words: multi-party summation, privacy preservation, differential privacy, data query

CLC Number: 

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