Presentation 2002/3/12
Efficient Exponentiation on Elliptic Curve Cryptosystem
Hideyuki MIYAKE, Atsuko MIYAJI,
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Abstract(in English) In elliptic curve cryptosystem, we mainly calculate the scalar multiplication. Since only the value of x coordinates is used at some elliptic curve cryptosystem algorithm, the algorithm which calculate scalar multiplication at high speed without using y coordinates is proposed. In Montgomery form elliptic curve, there is the operation method using Lucas chain as a technique equivalent to addition chain. In this research, some improvements are added to scalar multiplication algorithm with Lucas chain and the effect of each improvement in numerical experiments is shown. We proposed more efficient scalar multiplication algorithm which combined those improvements.
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Keyword(in English) elliptic curve cryptography / efficiently scalar multiplication / Lucas chain
Paper # ISEC2001-124
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Committee ISEC
Conference Date 2002/3/12(1days)
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Registration To Information Security (ISEC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Efficient Exponentiation on Elliptic Curve Cryptosystem
Sub Title (in English)
Keyword(1) elliptic curve cryptography
Keyword(2) efficiently scalar multiplication
Keyword(3) Lucas chain
1st Author's Name Hideyuki MIYAKE
1st Author's Affiliation School of Information Science, Japan Advanced Institute of Science and Technology (JAIST)()
2nd Author's Name Atsuko MIYAJI
2nd Author's Affiliation School of Information Science, Japan Advanced Institute of Science and Technology (JAIST)
Date 2002/3/12
Paper # ISEC2001-124
Volume (vol) vol.101
Number (no) 728
Page pp.pp.-
#Pages 6
Date of Issue