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A new cryptographic key assignment scheme with time-constraint access control in a hierarchy

โœ Scribed by Hui-Feng Huang; Chin-Chen Chang


Book ID
114288310
Publisher
Elsevier Science
Year
2004
Tongue
English
Weight
149 KB
Volume
26
Category
Article
ISSN
0920-5489

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A cryptographic key assignment scheme in
โœ Hwang Min-Shiang ๐Ÿ“‚ Article ๐Ÿ“… 1997 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 416 KB

Access control is one of the mechanisms for data protection in a computer system. Many literaturee besed on cryptography have been proposed to solve the problem of access control in hierarchic structurea. Recently, Liaw and Lei proposed an optimal heuristic algorithm for multilevel data security. Bu