Presentation 2012-11-21
Secure multiplication algorithm based on secret sharing
Ryota NAKADA, Takayuki NAKACHI,
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Abstract(in English) In this paper, we propose secure multiplication algorithm based on the secret sharing scheme. Secret sharing scheme can guarantee a secret of data and repaired a secret data in perfectly even if a part of secret data is lost. In addition, secret sharing scheme can realize multiparty protocol. Using this protocol, we can compute encrypted data without decording the data but the computation resources must be in local. For address the problem, we propose a secret computation protocol. In concrete terms, by using our computation protocol encrypted data can be computed in cloud data center. The computation protocol can be computed multiple addition and only one multiplication.
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Keyword(in English) Secret sharing / Multiparty protocol / Secure computation
Paper # ISEC2012-59,LOIS2012-34
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Committee ISEC
Conference Date 2012/11/14(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Secure multiplication algorithm based on secret sharing
Sub Title (in English)
Keyword(1) Secret sharing
Keyword(2) Multiparty protocol
Keyword(3) Secure computation
1st Author's Name Ryota NAKADA
1st Author's Affiliation Faculty of Engineering, First University()
2nd Author's Name Takayuki NAKACHI
2nd Author's Affiliation Faculty of Engineering, First University
Date 2012-11-21
Paper # ISEC2012-59,LOIS2012-34
Volume (vol) vol.112
Number (no) 305
Page pp.pp.-
#Pages 6
Date of Issue