6164 search results - page 575 / 1233 » Teaching Computer Security |
175
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CCS
2005
ACM
16 years 22 days ago
2005
ACM
We introduce a new cryptographic primitive, called insubvertible encryption, that produces ciphertexts which can be randomized without the need of any key material. Unlike plain u...
164
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ACSAC
2003
IEEE
16 years 15 days ago
2003
IEEE
As computer infrastructures become more complex, security models must provide means to handle more flexible and dynamic requirements. In the Organization Based Access Control (Or...
205
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WPES
2003
ACM
16 years 13 days ago
2003
ACM
Hidden Credentials are useful in situations where requests for service, credentials, access policies and resources are extremely sensitive. We show how transactions which depend o...
208
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CONTEXT
2003
Springer
16 years 12 days ago
2003
Springer
In conventional security systems, protected resources such as documents, hardware devices and software applications follow an On/Off access policy. On, allows to grant access and ...
181
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INAP
2001
Springer
15 years 11 months ago
2001
Springer
Three different security models have been advocated to determine the access rights to documents in a network of computers; DAC, MLS, and RBAC. Each of these models has its strengt...