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.
Patent No.:
Date of Patent:
Jun. 29, 2021
Filed:
Jul. 06, 2018
Nec Corporation of America, Herzlia, IL;
Bar-ilan University, Ramat-Gan, IL;
Jun Furukawa, Tel-Aviv, IL;
Yehuda Lindell, Givat Shmuel, IL;
NEC Corporation Of America, Herzlia, IL;
Bar-Iian University, Ramat-Gan, IL;
Abstract
A system for identifying one or more malicious parties participating in a secure multi-party computation (MPC), comprising one of a plurality of computing nodes communicating with the plurality of computing nodes through a network(s). The computing node is adapted for participating in an MPC with the plurality of computing nodes using secure protocol(s) established over the network(s), the secure protocol(s) support transmittal of private messages to each of the other computing nodes and transmittal of broadcast messages to all of the computing nodes, detecting invalid share value(s) of a plurality of share values computed and committed by the computing nodes during the MPC, verifying each of the share values according to a plurality of agreed share values valid for the MPC which are determined through a plurality of broadcast private messages, identifying identity of malicious computing node(s) which committed the invalid share value(s) failing the verification and outputting the identity.