The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 23, 2023

Filed:

Aug. 03, 2020
Applicant:

Coinbase IL Rd Ltd., Oakland, CA (US);

Inventor:

Samuel Ranellucci, Petach Tikva, IL;

Assignee:

Coinbase IL RD Ltd., Oakland, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); G06F 9/30 (2018.01);
U.S. Cl.
CPC ...
H04L 9/0861 (2013.01); G06F 9/3001 (2013.01); G06F 9/30029 (2013.01); H04L 9/0819 (2013.01); H04L 9/0841 (2013.01); H04L 9/0894 (2013.01);
Abstract

In certain embodiments, shares related to an output of a function having multiple shares of a secret as input may be computed. In some embodiments, with respect to initial key shares of a key that are collectively held by multiple parties, an output of an arithmetic function (performed on an initial key share of the initial key shares) may be received from each of the multiple parties. The outputs from the multiple parties may be provided as input for a Multi-Party Computation (MPC) process, where the MPC process outputs final key shares in connection with the outputs from the multiple parties being provided as input for the MPC process. With respect to each party of the multiple parties, a final key share of the final key shares may be sent to the party.


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