ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,741, issued on May 27, was assigned to Nanhu Laboratory (Jiaxing, China).

"Adaptive homomorphic encryption method based on trusted execution environment" was invented by Lei Zhang (Jiaxing, China), Zehao Li (Jiaxing, China), Jiachun Liao (Jiaxing, China) and Jinhao Yu (Jiaxing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provides is an adaptive homomorphic encryption method based on a trusted execution environment. The method can achieve adaptive configuration and switching of homomorphic encryption parameters and schemes in a chip-level security environment. While ensuring the security of private data and computing results, the efficiency ...