US Patent Issued to INSTITUTE OF SOFTWARE, CHINESE ACADEMY OF SCIENCES on Sept. 16 for "RISC-V and O-CFI mechanism-based defense method and apparatus for code reuse attacks" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,417,287, issued on Sept. 16, was assigned to INSTITUTE OF SOFTWARE, CHINESE ACADEMY OF SCIENCES (Beijing).

"RISC-V and O-CFI mechanism-based defense method and apparatus for code reuse attacks" was invented by Yanjun Wu (Beijing), Chang Liu (Beijing), Chen Zhao (Beijing), Jingzheng Wu (Beijing), Zhiqing Rui (Beijing), Bin Wu (Beijing) and Tianyue Luo (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a RISC-V and O-CFI mechanism-based defense method and apparatus for code reuse attacks, comprising: constructing a control flow graph according to program source codes randomized in a basic block order; on the basis of the control flow g...