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. 17, 2025
Filed:
Feb. 17, 2021
Applicant:
Nec Laboratories Europe Gmbh, Heidelberg, DE;
Inventors:
Claudio Soriente, Heidelberg, DE;
Dario Fiore, Madrid, ES;
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/00 (2022.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3242 (2013.01); H04L 9/008 (2013.01);
Abstract
A method for performing computation of a function over encrypted data by a computation entity is provided. According to the method, the computation of a quadratic function is performed by the computation entity, the encrypted data are encrypted by a linearly homomorphic encryption scheme, and a homomorphic message authentication code is used for providing verifiable computation on encrypted data.