Presentation 2009-05-22
A Consideration on Generating Ordinary Pairing Friendly Curve of Composite Order That Has Two Large Prime Factors
Kazushi NISHII, Yumi SAKEMI, Yasuyuki NOGAMI, Yoshitaka MORIKAWA,
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Abstract(in English) Recently, pairing-based cryptographic applications such as ID-based cryptography have received much attention. On the other hand, RSA cryptography has been widely used and is defined over a certain composite order as the modulus. In detail, it generally needs to be a product of two large prime numbers. In order to apply RSA-based techniques to pairing-based cryptography, pairing-friendly elliptic curve also needs to have such a composite order. This paper proposes a method for generating ordinary pairing-friendly curves of such a composite order especially when the embedding degree k is equal to 3, the discriminant is equal to 3, in addition the elliptic curve is given in the form of y^2=x^3+a, a∈F_p.
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Keyword(in English) pairing / composite order / ordinary curve
Paper # ISEC2009-8
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Committee ISEC
Conference Date 2009/5/15(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Consideration on Generating Ordinary Pairing Friendly Curve of Composite Order That Has Two Large Prime Factors
Sub Title (in English)
Keyword(1) pairing
Keyword(2) composite order
Keyword(3) ordinary curve
1st Author's Name Kazushi NISHII
1st Author's Affiliation Graduate school of Nature Science and Technology, Okayama University()
2nd Author's Name Yumi SAKEMI
2nd Author's Affiliation Graduate school of Nature Science and Technology, Okayama University
3rd Author's Name Yasuyuki NOGAMI
3rd Author's Affiliation Graduate school of Nature Science and Technology, Okayama University
4th Author's Name Yoshitaka MORIKAWA
4th Author's Affiliation Graduate school of Nature Science and Technology, Okayama University
Date 2009-05-22
Paper # ISEC2009-8
Volume (vol) vol.109
Number (no) 42
Page pp.pp.-
#Pages 4
Date of Issue