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A New Approach To Keep The Privacy Information Of The Signer In A Digital Signature Scheme, Dung Hoang Duong, Willy Susilo, Viet Cuong Trinh

Faculty of Engineering and Information Sciences - Papers: Part B

In modern applications, such as Electronic Voting, e-Health, e-Cash, there is a need that the validity of a signature should be verified by only one responsible person. This is opposite to the traditional digital signature scheme where anybody can verify a signature. There have been several solutions for this problem, the first one is we combine a signature scheme with an encryption scheme; the second one is to use the group signature; and the last one is to use the strong designated verifier signature scheme with the undeniable property. In this paper, we extend the traditional digital signature scheme to …