[PDF] Top 20 Group Signatures with Almost-for-free Revocation
Has 10000 "Group Signatures with Almost-for-free Revocation" found on our website. Below are the top 20 most common "Group Signatures with Almost-for-free Revocation".
Group Signatures with Almost-for-free Revocation
... Abstract. Group signatures are a central cryptographic primitive where users can anonymously and accountably sign messages in the name of a group they belong ...PKIs, group signatures ... See full document
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Public auditing with cloud based group user revocation with data integrity
... cluster signatures on shared information, and reveal the identities of signers once it's ...cluster signatures as cluster users as a result of this secret key try is just an area of a bunch user’s personal ... See full document
5
Unique Group Signatures
... that group members can use the ...be almost always (efficiently) detected, but the group manager can always open signatures any time in case of other ...unique group signature as a ... See full document
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Group User Revocation in Cloud for Shared Data
... Asymmetric Group Key Agreement (AGKA) [11],[1] and group signatures [13],[1] to support cipher text data base update among group users and efficient group user revocation ... See full document
5
More Efficient (Almost) Tightly Secure Structure-Preserving Signatures
... cyclic group. Thus, a keylength increase (which implies changing the group, and which might be necessary for a non-tightly secure scheme for which a secure keylength depends on the number of uses) affects ... See full document
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Security Enhancement in Cloud Computing with Group User Revocation
... support group user revocation, Wang et ...with group user ...shares group key among the users of group, revocation of any group user allow the group users to update ... See full document
6
A New Revocation Method for Standard Model Group Signature
... revocable signatures. But it is the first general way of revocation for standard model group signature and based on standard assumption DLIN, and it can support two different kinds of linkability ... See full document
5
Expiration and Revocation of Keys for Attribute-based Signatures (Full Version)
... signature revocation was briefly mentioned by Maji et ...key revocation or attribute set ...attribute-based signatures, but in their paper, “revocability” refers to revoking the anonymity of a user ... See full document
22
Public Verifiability in the Covert Model (Almost) for Free
... Asharov and Orlandi (AO) propose a practical protocol in the PVC model, which, however, relies on a specific expensive oblivious transfer (OT) protocol incompatible with OT extension. In this work, we improve the ... See full document
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Cross-Unlinkable Hierarchical Group Signatures
... parallel group signatures have already been in- troduced. Multi-group signatures [1, 3] enable a user to sign on behalf of either a single group or several groups to which he ...between ... See full document
21
Secured Shared Dynamic Cloud Data with Group User Revocation
... shares group key among the clients of group, revocation of any team user enable the workforce users to update their shared ...user revocation segment, the place the user revocation ... See full document
5
Concise Multi-Challenge CCA-Secure Encryption and Signatures with Almost Tight Security
... with almost tight security under a standard assumption. Here, “almost tight” means that the security reduction only loses a factor O(λ) – where λ is the security parameter – instead of a factor proportional ... See full document
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NOVEL APPROACH FOR DATA INTEGRITY MAINTENANCE WITH USER REVOCATION SYSTEM IN CLOUD
... the group need to compute signatures on all the blocks in shared ...the group, the blocks which were previously signed by this revoked user must be re-signed by an existing ...user revocation, ... See full document
5
Adding Controllable Linkability to Pairing-Based Group Signatures For Free
... our idea, but their focus is on allowing a semi-trusted proxy to compare ciphertexts for two distinct parties by obtaining a trapdoor from each party. This approach also works if the two users are iden- tical and then ... See full document
20
Scalable Group Signatures with Revocation
... in group signatures, their technique would place quite a burden on the group manager who would have to generate updates for each unrevoked individual ... See full document
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Almost Fully Secure Lattice-based Group Signatures with Verifier-local Revocation
... member revocation and strong security against attacks are prominent requirements in group signature ...the revocation approaches Verifier-local revocation is the most flexible and efficient ... See full document
28
The Dade group of (almost) extraspecial $p$ groups
... One of the most remarkable properties of (almost) extraspecial p-groups lies in the geometrical structure that these groups carry. Indeed, let P be an (almost) extraspecial p-group, let Φ be its ... See full document
29
A New Approach to Group Signature Schemes
... a group member is able to generate a ...the group public ...a group signature, the Opener need only store the identity of the signer when providing him signing ...new group signature ... See full document
6
Efficient Fully Structure-Preserving Signatures for Large Messages
... single group element has been well studied, the question of signing larger messages has received less ...resulting signatures to bind them ...the signatures we use, which due to the lower bound will ... See full document
22
Modeling and Verification of Group Signatures Properties
... the group signature field leading to the development of a great number of group signature ...of group signatures specified using finite state automata in order to contribute in the resolution ... See full document
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