US Patent Issued to Nanhu Laboratory on Jan. 20 for "Security calculation method and system for side channel resistance based on data marking" (Chinese Inventors)

ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,530,451, issued on Jan. 20, was assigned to Nanhu Laboratory (Jiaxing, China).

"Security calculation method and system for side channel resistance based on data marking" was invented by Lei Zhang (Jiaxing, China) and Zedong Wang (Jiaxing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A security calculation method and system for side channel resistance based on data marking is used to defend against a microarchitectural side-channel attack (SCA), particularly a transient-execution attack. The method is data-centric, and based on data marking. Through the data marking (page table entry (PTE) marking and instruction marking), and a delayed update me...