New ID-based Proxy Blind Signature Scheme and Its Application

Proxy blind signature technology is a kind of technology that the proxy signer authorized by the original signers can complete the signature without knowing the signing messages.It can guarantee the anonymity of the message and reduce the burden of the signer.Meanwhile,it can ensure the security of signature so that it is often used in electronic commerce,electronic cash and electronic voting.A new ID-based proxy blind signature scheme was proposed,demonstrated the correctness and security of the scheme,and its application in electronic cash was expounded,especially in the use of electronic shopping vas mobile devices.