Paper 2011/263 Original: eprint.iacr.org/2011/263 ↗

The Computational Square-Root Exponent Problem- Revisited

Fangguo Zhang
Abstract

In this paper, we revisit the Computational Square-Root Exponent Problem (CSREP), and give a more generic condition such that CSREP is polynomial-time equivalent to the Computational Diffie-Hellman Problem (CDHP) in the group with prime order. The results obtained in this paper contain Zhang \textit{et al.}'s results at IWCC2011. We also analyze the existence of such condition. Although primes satisfying such condition are rare (compare to all primes), it can be regarded as an evidence that CSREP may be equivalent to CDHP.

Metadata
Available format(s)
PDF
Publication info
Preprint.
History
2011-06-07: last updated
2011-05-28: published
Short URL
https://ia.cr/2011/263
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2011/263,
      author = {Fangguo Zhang},
      title = {The Computational Square-Root Exponent Problem- Revisited},
      howpublished = {Cryptology {ePrint} Archive, Paper 2011/263},
      year = {2011},
      url = {https://eprint.iacr.org/2011/263}
}
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