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Hsiao, D. K.1
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Hsiao, D. K.; And Others – 1974
Although the indispensibility of access control mechanisms in data secure systems has been recognized, there is a need for more subtle protection and refined control mechanisms. This report describes context protection mechanisms which enable the same data unit to be protected differently in different contexts, the differences being determined by…
Descriptors: Computer Programs, Computer Science, Confidentiality, Data Processing