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:
Apr. 14, 2025

Filed:

Dec. 21, 2022
Applicant:

Nec Laboratories Europe Gmbh, Heidelberg, DE;

Inventors:

Elina Van Kempen, Heidelberg, DE;

Giorgia Marson, Heidelberg, DE;

Claudio Soriente, Heidelberg, DE;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2012.12); H04L 9/08 (2005.12);
U.S. Cl.
CPC ...
H04L 9/0825 (2012.12); H04L 9/085 (2012.12); H04L 9/0861 (2012.12);
Abstract

A method for secure aggregation using public randomness is provided. The method includes determining, based on the public randomness from a random service beacon, a set of super-clients from a plurality of clients. The method further includes obtaining masked inputs from the clients and aggregated random values based on the set of super-clients. Each of the masked inputs is associated with a client from the plurality of clients and each of the aggregated random values is associated with a super-client from the set of super-clients. The method also includes aggregating the masked inputs from the plurality of clients and the aggregated random values from the set of super-clients.


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