ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,231,583, issued on Feb. 18, was assigned to Apple Inc. (Cupertino, Calif.).

"Privacy proofing of secure element generated certificates" was invented by Adrien Surwumwe (San Jose, Calif.), Robin Burel (Santa Clara, Calif.) and Rahul Narayan Singh (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques to privacy proof secure element generated certificates anonymous secure element attestations are described herein. An attestation certificate request can be generated that is signed using the static key of the secure element. The attestation certificate request can then be sent to an attestation server, which can verify the attestation ...