Paper 2002/037 Original: eprint.iacr.org/2002/037 ↗

An efficient semantically secure elliptic curve cryptosystem based on KMOV

David Galindo
Sebastià Mart\'ın
Paz Morillo
Jorge L. Villar
Abstract

We propose an elliptic curve scheme over the ring $\entq$, which is efficient and semantically secure in the standard model. There appears to be no previous elliptic curve cryptosystem based on factoring that enjoys both of these properties. KMOV scheme has been used as an underlying primitive to obtain efficiency and probabilistic encryption. Semantic security of the scheme is based on a new decisional assumption, namely, the Decisional Small-$x$ $e$-Multiples Assumption. Confidence on this assumption is also discussed.

Metadata
Available format(s)
PDF
Category
Public-key cryptography
Publication info
Preprint.
History
2002-11-27: last updated
2002-03-22: published
Short URL
https://ia.cr/2002/037
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2002/037,
      author = {David Galindo and Sebastià Mart\'ın and Paz Morillo and Jorge L.  Villar},
      title = {An efficient semantically secure elliptic curve cryptosystem based on KMOV},
      howpublished = {Cryptology {ePrint} Archive, Paper 2002/037},
      year = {2002},
      url = {https://eprint.iacr.org/2002/037}
}
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