Group Signature
A New Revocation Method for Standard Model Group Signature
... linkable signature takes O(1) time, while unlinkable signature takes O(logN) ...model group signature and based on standard assumption DLIN, and it can support two different kinds of ...
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A Fair Electronic Cash System with Identity Based Group Signature Scheme
... The rest of this paper is as follows: in the next section, we introduce some preliminaries work. Our identity based group signature is presented in Section 3. In Section 4, we propose a new electronic cash ...
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A Scalable Post-quantum Hash-Based Group Signature
... one-time group signature schemes, and develop a traceable post-quantum multi-time group signature upon ...A group signature scheme allows group members to anonymously sign ...
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An efficient full dynamic group signature scheme over ring
... The group signature scheme is an important primitive in cryptography, it allows members in a group to generate signatures anonymously on behalf of the whole ...dynamic group signature ...
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A New Group Signature Scheme Based on RSA Assumption
... ElGamal’s signature [10, 13] scheme to realize the group ...the group to be changed without having the members choose the new ...the group signature ...RSA’s signature is faster ...
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PRIVACY PRESERVATION AGAINST COLLUDING ATTACK USING GROUP SIGNATURE SCHEME
... The group signature is extended idea of digital signature with some stringent condition from which the resistance against colluding attack is one of the critical issues in group ...secure ...
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Group Signature Protocol Based on Collective Signature Protocol and Masking Public Keys Mechanism
... The group signature of an electronic message is generated by a group of signers, and one of them is a group ...the group signature, group public key need to be used, and ...
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System for Anonymous Data Collection Based on Group Signature Scheme
... of group manager The group manager encompasses all classes for managing the group signature, for communication with the report manager and for ...called Group Service which runs when ...
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A New Efficient Group Signature With Forward Security
... a group member’s system in time period j and obtains the member’s membership ...the group signature corresponding to the previous ...the group member Bob is revoked at time period j, the ...
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Group Signature without Random Oracles from Randomizable Signatures
... Our group signature thus only consists of a PS signature and a FHS one which are both re-randomizable, leading to an anonymity proof under the DDH ...valid group signature unless he is ...
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Quantum Group Signature Scheme Based on Chinese Remainder Theorem
... Digital signature is one of the most important part of modern cryptography, which serves as a basic module to design cryptography protocols ...Digital signature is usually employed to guarantee the ...
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A Cluster Based Group Signature Mechanism For Secure Vanet Communication
... verification. The link manager calculates the genuine node and attacker node. Neeraj et al. [11] proposed an algorithm to overcome the new attacks via low latency passing and reducing bandwidth of authentication. As in ...
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Group Signature with Deniability: How to Disavow a Signature
... a group signature scheme is one of the most popular cryptographic tools for obtaining ...a group signature, a user can generate digital evidence ...(i.e., signature) that proves that ...
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Pesudonymous and Rapid Roaming Verification using Group Signature
... of group signatures follows group-based verification to accomplish confidentiality of signers across hidden ...foremost, group signatures deploy the coming idea: Entire hidden signers are treated as ...
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Title: PREVENTION OF COLLUDING ATTACK USING GROUP SIGNATURE STRATEGY
... Digital signature is a Group Signature scheme which allows the members of the group to sign messages containing information on behalf of the group, having the feature of hiding the ...
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A Provably Secure Group Signature Scheme from Code-Based Assumptions
... and signature sizes, and no implementation result has been ...post-quantum group signatures one step closer to prac- tice; Second, bringing in more diversity with a scheme from another candidate for ...
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A New Approach to Group Signature Schemes
... A group signature scheme, primitively proposed by Chaum and van Heyst [1], allows a group member of a given group to anonymously sign messages on behalf of the group and can be only ...
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A Code-Based Group Signature Scheme
... which is greater than a logarithmic complexity but asymptotically smaller than N 1/d for any d. Plus, the proposed scheme can easily be extended into a traceable signature (according to the KTY model) handling ...
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Title: A Survey of Digital and Group Signature
... on Group Signature is included, along with their applications and the attacks that can ...the group signature which will help the new researchers to get the maximum knowledge in this ...
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Forward Secure Efficient Group Signature in Dynamic Setting using Lattices
... Group signature scheme can be broadly classified into two categories − static and ...static group setting, all the signing keys of the members are fixed during setup and hence the party handling ...
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