Paper 2008/250 Original: eprint.iacr.org/2008/250 ↗

Pairings on hyperelliptic curves with a real model

Steven Galbraith
Xibin Lin
David Mireles
Abstract

We analyse the efficiency of pairing computations on hyperelliptic curves given by a real model using a balanced divisor at infinity. Several optimisations are proposed and analysed. Genus two curves given by a real model arise when considering pairing friendly groups of order dividing $p^{2}-p+1$. We compare the performance of pairings on such groups in both elliptic and hyperelliptic versions. We conclude that pairings can be efficiently computable in real models of hyperelliptic curves.

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Publication info
Preprint.
History
2008-06-03: last updated
2008-06-03: published
Short URL
https://ia.cr/2008/250
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2008/250,
      author = {Steven Galbraith and Xibin Lin and David Mireles},
      title = {Pairings on hyperelliptic curves with a real model},
      howpublished = {Cryptology {ePrint} Archive, Paper 2008/250},
      year = {2008},
      url = {https://eprint.iacr.org/2008/250}
}
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