ALEXANDRIA, Va., June 16 -- United States Patent no. 12,309,293, issued on May 20, was assigned to SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION (Seoul, South Korea).
"Apparatus for generating blind signature and method thereof" was invented by Jung Hee Cheon (Seoul, South Korea) and Hyeongmin Choe (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic apparatus includes a communication apparatus communicating with an external apparatus, a memory storing a message, and a processor generating a digital signature for the message, wherein the processor generates a first signature ciphertext and a message ciphertext by encrypting each of first signature information and the message by using ...