Paper 2020/662 Original: eprint.iacr.org/2020/662 ↗

Multi-Party Computation Mechanism for Anonymous Equity Block Trading: A Secure Implementation of Turquoise Plato Uncross

John Cartlidge
Nigel P. Smart
Younes Talibi Alaoui
Abstract

Dark markets for share trading provide an important function in the financial services industry, however the operators of such markets are not operating in the dark; leaving the possibility open for the market operator to gain a market advantage. Multi-Party Computation (MPC) is a method to remove the need for such trusted third parties. In this paper we show how MPC can be used to implement such a dark market. Importantly we base our solution on the throughputs and algorithms needed in real markets. In particular we base our implementation on the Turquoise Plato market used by the London Stock Exchange.

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Available format(s)
PDF
Category
Applications
Publication info
Preprint.
History
2021-02-23: last updated
2020-06-03: published
Short URL
https://ia.cr/2020/662
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2020/662,
      author = {John Cartlidge and Nigel P.  Smart and Younes Talibi Alaoui},
      title = {Multi-Party Computation Mechanism for Anonymous Equity Block Trading: A Secure Implementation of Turquoise Plato Uncross},
      howpublished = {Cryptology {ePrint} Archive, Paper 2020/662},
      year = {2020},
      url = {https://eprint.iacr.org/2020/662}
}
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