Jun 15, 2016 · In this paper, we define the concept of hierarchical key assignment schemes supporting dynamic updates, formalizing the relative security model.
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What is hierarchical access control?
What is hierarchical key control in cryptography and network security?
What is key hierarchy in cryptography?
The proposed scheme allows to assign some private information and encryption keys to the set of groups, in such a way that the private information of a higher ...
As the described hierarchical access control model is subject to design constraints, a GC without knowledge of symmetric encryption, key management and.
Abstract—A hierarchical key assignment scheme is a method to assign some private information and encryption keys to a set of classes in a partially ordered ...
Cryptographic Hierarchical Access Control for Dynamic Structures
dl.acm.org › doi › TIFS.2016.2581147
Oct 1, 2016 · A hierarchical key assignment scheme is a method to assign some private information and encryption keys to a set of classes in a partially ...
Cryptographically-enforced hierarchical access control with ...
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Hierarchical access control policies, in which users and objects are associated with nodes in a hierarchy, can be enforced using cryptographic mechanisms.
Missing: Structures. | Show results with:Structures.
Abstract—The ability to enforce robust and dynamic access controls on cloud-hosted data while simultaneously ensuring confidentiality with respect to the ...
Jul 27, 2018 · Suppose that a confidential document, the encryption key of which is DKt that is kept in a mobile agent, is to be transmitted to an assigned ...
Many literatures based on cryptography have been proposed to solve the problem of access control in hierarchic structures. Recently, Liaw and Lei proposed ...
Nov 8, 2021 · Cryptographic hierarchical access control is widely employed in systems that manage data or resources. To meet scalability and high ...
Missing: Structures. | Show results with:Structures.