When two signers who belong to different groups issue group signatures, our scheme enables a new entity “equality tester” to verify whether or not the signers�...
When two signers who belong to different groups issue group signatures, our scheme enables a new entity “equality tester” to verify whether or not the signers�...
Abstract—We propose a new variant of group signature scheme which has the function of equality test on signers (GSET). When two signers who belong to�...
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What is a group signature in cyber security?
What is a signature scheme?
Group signatures, introduced by Chaum and van Heyst [14], provide anonymity for signers. Any member of the group can sign messages, but the resulting signature�...
In this model, revocation messages are only sent to signature verifiers (as opposed to both sign- ers and verifiers). Consequently there is no need to contact.
Abstract. Group signatures allow creating signatures on behalf of a group, while remaining anonymous. To prevent misuse, there exists a designated entity,�...
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A group signature is a public-key primitive that enables members of a group to create signatures on behalf of the group without revealing their real identities.
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(See Japanese page) � In this technical report, we discuss a group signature scheme with equality test for signers.
Abstract. We initiate the study of unique group signature such that signatures of the same message by the same user will always have a.
Abstract. At Eurocrypt'91, Chaum and van Heyst introduced the concept of group signature. In such a scheme, each group member is allowed to sign messages on�...
