ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,830, issued on April 21, was assigned to Visa International Service Association (San Francisco).
"Device security with one-way function" was invented by Yuexi Chen (Foster City, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A disclosed method includes receiving, by a first device from a server computer, a first hash value along with a plurality of other hash values, and a random value. The first hash value is generated by inputting at least a first credential and the random number into a hash function. The method includes reading a second credential from a second device operated by a second user, and generating a second hash value by inputt...