Paper 2019/216 Original: eprint.iacr.org/2019/216 ↗

Round Optimal Secure Multiparty Computation from Minimal Assumptions

Arka Rai Choudhuri
Michele Ciampi
Vipul Goyal
Abhishek Jain
Rafail Ostrovsky
Abstract

We construct a four round secure multiparty computation (MPC) protocol in the plain model that achieves security against any dishonest majority. The security of our protocol relies only on the existence of four round oblivious transfer. This culminates the long line of research on constructing round-efficient MPC from minimal assumptions (at least w.r.t. black-box simulation).

Metadata
Available format(s)
PDF
Category
Cryptographic protocols
Publication info
Preprint.
History
2020-03-09: last updated
2019-02-27: published
Short URL
https://ia.cr/2019/216
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2019/216,
      author = {Arka Rai Choudhuri and Michele Ciampi and Vipul Goyal and Abhishek Jain and Rafail Ostrovsky},
      title = {Round Optimal Secure Multiparty Computation from Minimal Assumptions},
      howpublished = {Cryptology {ePrint} Archive, Paper 2019/216},
      year = {2019},
      url = {https://eprint.iacr.org/2019/216}
}
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