ID-based public key systems allow the user to use his/her identity as the public key, which can simplify key management procedure compared with CA-based public key systems. However...
Xiaofeng Chen, Fangguo Zhang, Divyan M. Konidala, ...
Abstract. Delegation of rights is a common practice in the real world. We present two identitybased threshold proxy signature schemes, which allow an original signer to delegate he...
A blind signature scheme is a protocol for obtaining a digital signature from a signer, but the signer can neither learn the messages he/she sign nor the signatures the recipients ...
Sherman S. M. Chow, Lucas Chi Kwong Hui, Siu-Ming ...
Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...
Rongxing Lu, Xiaodong Lin, Zhenfu Cao, Jun Shao, X...
In 2001, Rivest et al. rstly introduced the concept of ring signatures. A ring signature is a simplied group signature without any manager. It protects the anonymity of a signer....