Presentation 1993/8/30
Non-Interactive Protocols for Global Coin Tossing and Shared Pseudo-Random Secrets Generation
Manuel Cerecedo, Tsutomu Matsumoto, Hideki Imai,
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Abstract(in English) In this-paper,we address different notions of pseudo-randomness in distributed environments:we review possible approaches and definitions of the problem and compare concrete protocols.In the sense of unpredictability,given an initially secretly shared seed, a polynomial number of global pseudo-random bits(`global coins')ca n be generated in a distributed environment without interaction using Blum-Blum-Shub pseudo-random number generator,as shown in£3! ;Shamir′s pseudo random generator can be used to generate a sequen ce of shared pseudo-random,in the cryptographzically strong sense, secrets in a similar way£7!.We discuss these constructions,their e fficiency,and the respective applications.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) PSEUDO-RANDOMNESS / DISTRIBUTED COMPUTING / SECRET SHARING / SEWRE COMPUTATION PROTOCOLS
Paper # ISEC93-25
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Committee ISEC
Conference Date 1993/8/30(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Non-Interactive Protocols for Global Coin Tossing and Shared Pseudo-Random Secrets Generation
Sub Title (in English)
Keyword(1) PSEUDO-RANDOMNESS
Keyword(2) DISTRIBUTED COMPUTING
Keyword(3) SECRET SHARING
Keyword(4) SEWRE COMPUTATION PROTOCOLS
1st Author's Name Manuel Cerecedo
1st Author's Affiliation DIVISION OF ELECTRICAL AND COMPUTER ENGINEERING,Faculty of Engineering,YOKOHAMA NATIONAL UNIVERSITY()
2nd Author's Name Tsutomu Matsumoto
2nd Author's Affiliation DIVISION OF ELECTRICAL AND COMPUTER ENGINEERING,Faculty of Engineering,YOKOHAMA NATIONAL UNIVERSITY
3rd Author's Name Hideki Imai
3rd Author's Affiliation INSTITUTE OF INDUSTRIAL SCIENCE,UNIVERSITY OF TOKYO
Date 1993/8/30
Paper # ISEC93-25
Volume (vol) vol.93
Number (no) 208
Page pp.pp.-
#Pages 12
Date of Issue