US Patent Issued to Arm on May 26 for "Authentication code generation/checking instructions" (British Inventor)

ALEXANDRIA, Va., May 26 -- United States Patent no. 12,639,414, issued on May 26, was assigned to Arm Ltd. (Cambridge, Great Britain).

"Authentication code generation/checking instructions" was invented by Guy Larri (Cambridge, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus comprises processing circuitry to execute instructions, and decode circuitry to decode the instructions for execution by the processing circuitry. The decode circuitry is responsive to an authentication code generation instruction specifying a first source value to control the processing circuitry to generate an authentication code dependent on the first source value, and store the authentication code to a memor...