Presentation | 2011-11-15 On Definition Fields of Pairing-Friendly Curves With Embedding Degree 4, 6, 8 Masaaki SHIRASE, |
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Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | The BN prime p, which is required for constructing the BN curve, is given by p = 36z^4 + 36z^3 + 24z^2 + 6z + 1. By the way, the p has a representation as p = (6z^2 + 3z + 1)^2 + 3z^2 and then a primary resolution of p is given as p = -(6z^2 + 4z + 1) - 2zω (if z ≡ 0 (mod 3)), p = 2z - (6z^2 + 2z + 1)ω (if z ≡ 1 (mod 3)), or p = 6z^ + 2z + 1 + (6z^2 + 4z + 1)ω (if z = 2 (mod 3)), where ω satisfies ω^3 = 1, ω ≠ 1. It is known that these results help for efficiently constructing the extension field F_ > and deciding a coefficient of the BN curve. This paper considers similar representations and primary resolutions for primes which define pairing-friendly curves with the embedding degree k = 4, 6,8. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | pairing-friendly curve / primary / 4th residue / embedding degree / CM discriminant |
Paper # | ISEC2011-58,LOIS2011-52 |
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Committee | ISEC |
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Conference Date | 2011/11/7(1days) |
Place (in Japanese) | (See Japanese page) |
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Registration To | Information Security (ISEC) |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | On Definition Fields of Pairing-Friendly Curves With Embedding Degree 4, 6, 8 |
Sub Title (in English) | |
Keyword(1) | pairing-friendly curve |
Keyword(2) | primary |
Keyword(3) | 4th residue |
Keyword(4) | embedding degree |
Keyword(5) | CM discriminant |
1st Author's Name | Masaaki SHIRASE |
1st Author's Affiliation | Future University Hakodate() |
Date | 2011-11-15 |
Paper # | ISEC2011-58,LOIS2011-52 |
Volume (vol) | vol.111 |
Number (no) | 285 |
Page | pp.pp.- |
#Pages | 8 |
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