Simultaneous supersingular reductions of CM elliptic curves

M Aka, M Luethi, P Michel, A Wieser - Journal für die reine und …, 2022 - degruyter.com
… We denote by Ell p ss the set of isomorphism classes of supersingular elliptic curves defined
over 𝔽 p . This is a finite set of cardinality p 12 + O ⁢ ( 1 ) (see [46, Chapter V, Theorem 4.1])…

The supersingular isogeny path and endomorphism ring problems are equivalent

B Wesolowski - 2021 IEEE 62nd Annual Symposium on …, 2022 - ieeexplore.ieee.org
… E over Fp2 , its endomorphism ring End(E) is isomorphic to a maximal order … isomorphism
classes of maximal orders O in Bp,∞, and isomorphism classes of supersingular elliptic curves

Orienting supersingular isogeny graphs

L Colo, D Kohel - Journal of Mathematical Cryptology, 2020 - degruyter.com
… of 𝓞-oriented supersingular elliptic curves and derive … large subset of oriented supersingular
elliptic curves over 𝔽 p 2 , which … of all isomorphism classes of supersingular elliptic curves. …

Constructing cycles in isogeny graphs of supersingular elliptic curves

G Xiao, L Luo, Y Deng - Journal of Mathematical Cryptology, 2021 - degruyter.com
… isogeny graph 𝒢 ℓ (𝔽 p 2 ) whose vertices are (representatives of) the 𝔽 p 2 -isomorphism
classes of supersingular elliptic curves defined over 𝔽 p 2 , and whose directed arcs represent …

Constructing isogenies between elliptic curves over finite fields

SD Galbraith - LMS Journal of Computation and Mathematics, 1999 - cambridge.org
… We make some comments about the case of supersingular curvesisomorphism classes
of elliptic curves over C with End(E) = O by the elliptic curves C/a where a runs over the classes

[图书][B] Endomorphism rings of elliptic curves over finite fields

DR Kohel - 1996 - search.proquest.com
… For supersingular elliptic curves we will denote Endjt(E) by End… we represent isomorphism
classes for those elliptic curves (… graph represents an isomorphism class of elliptic curve, a …

[HTML][HTML] On isogeny graphs of supersingular elliptic curves over finite fields

G Adj, O Ahmadi, A Menezes - Finite Fields and Their Applications, 2019 - Elsevier
… In this paper, we study the supersingular isogeny graph G ℓ ( … -isomorphism classes of
supersingular elliptic curves defined … -isomorphism classes of supersingular elliptic curves over k. …

Hard and easy problems for supersingular isogeny graphs

C Petit, K Lauter - Cryptology ePrint Archive, 2017 - eprint.iacr.org
… We consider the endomorphism ring computation problem for supersingular elliptic curves,
… , and that E,E are isomorphic. Isomorphism classes of elliptic curves over Fq can be labeled …

Hyperelliptic supersingular curves

F Oort - Arithmetic algebraic geometry, 1991 - Springer
… isogeny over F4 splits as a product of three supersingular elliptic curves. … 2: By a class number
computation by … at least 22 isomorphism classes of hyperelliptic supersingular curves, and …

Improved algorithms for finding fixed-degree isogenies between supersingular elliptic curves

B Benčina, P Kutas, SP Merz, C Petit… - Cryptology ePrint …, 2023 - eprint.iacr.org
… isogeny graph with its roughly p/12 isomorphism classes of supersingular elliptic curves
over Fp is connected. Thus, one could use a simple collision search to find a path between two …