In 2004, Sekhar proposed a new signature scheme with message recovery. Based on this signature scheme with message recovery, they also proposed a designated verifier signature sch...
A directed signature scheme allows a designated verifier to directly verify a signature issued to him, and a third party to check the signature validity with the help of the signe...
Many variants of Chaum and van Antwerpen’s undeniable signatures have been proposed to achieve specific properties desired in real-world applications of cryptography. Among them...