US Patent Issued to ZAMA on Sept. 16 for "Cryptographic method, systems and services for evaluating univariate or multivariate real-valued functions on encrypted data" (French Inventors)

ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,397, issued on Sept. 16, was assigned to ZAMA SAS (Paris).

"Cryptographic method, systems and services for evaluating univariate or multivariate real-valued functions on encrypted data" was invented by Pascal Gilbert Yves Paillier (Paris) and Marc Joye (Saint Zacharie, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a cryptographic method and variants thereof based on homomorphic encryption enabling the evaluation of real-valued functions on encrypted data, in order to allow carrying out homomorphic processing on encrypted data more broadly and efficiently."

The patent was filed on May 14, 2021, under Application No....