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Quelles courbes elliptiques pour la cryptographie ? - Institut de ...

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Les algorithmes et complexité<br />

99 : Satoh (p > 3, X (1)) Õ(n 3 ),O(n 3 )<br />

Fouquet-Gaudry-Harley "<br />

Skjernaa "<br />

Vercauteren Õ(n 3 ),O(n 2 )<br />

00 : Mestre (p = 2, X 0 (8)) " (co<strong>de</strong> très simple, π E gratuit)<br />

Satoh-Skjernaa-Takachi (p = 2) Õ(n 2.5 ),O(n 2 )<br />

Kim et al. (p = 2)<br />

" (sans précalcul)<br />

01 : Gaudry MSST (p = 2) " (constante car <strong>de</strong>gré plus petit)<br />

Lercier-Lubicz (p = 2) Õ(n 2 ),O(n 2 )<br />

02 : Harley (p = 2) " (<strong>pour</strong> tout n) c○.<br />

03 : Kohel (X 0 (p) <strong>de</strong> genre 0) modu<strong>la</strong>ire AGM p = 3, 5, 7, 13<br />

Christophe Ritzenthaler () <strong>Quelles</strong> <strong>courbes</strong> <strong>elliptiques</strong> <strong>pour</strong> <strong>la</strong> <strong>cryptographie</strong> ? 19 mars 2008 19 / 31

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