A key assignment scheme is a protocol to assign encryption keys and some private information to a set of disjoint user classes in a system organized as a ...

Oct 22, 2024 · A key assignment scheme is a protocol to assign encryption keys and some private information to a set of disjoint user classes in a system ...

A key assignment scheme is a protocol to assign encryption keys and some private information to a set of disjoint user classes in a system organized as a ...

A cryptographic key assignment scheme for access control in a user hierarchy is proposed. The users and their owned information items are classified into ...

In this paper we follow the unconditionally secure approach and propose a key assignment scheme for a particular kind of partially ordered hierarchy, the.

In a traditional key assignment scheme, an access control policy is used to solve the access control problem in a hierarchy. A higher security class can ...

A New Key Assignment Scheme for Access Control in a Complete Tree Hierarchy. A. Santis, A. Ferrara, and B. Masucci. WCC, volume 3969 of Lecture Notes in ...

One of the simplest methods to control access in a hierarchy is to make only the authorized users hold all the users' secret keys of the successor security ...

A new cryptographic key assignment scheme with time-constraint access control in a hierarchy · Computer Science. Comput. Stand. Interfaces · 2004.

The hierarchical cryptographic key assignment is used to assign cryptographic keys to a set of partially ordered classes so that the user in a higher class ...