Marius A. Aardal Diego F. Aranha Yansong Feng 0001 Yiming Gao Yanbin Pan 0001 Better Bounds for Finding Fixed-Degree Isogenies via Coppersmith's Method. 1812 2025 2025 IACR Cryptol. ePrint Arch. https://eprint.iacr.org/2025/1812 db/journals/iacr/iacr2025.html#AardalAFGP25 streams/journals/iacr