4874 search results - page 846 / 975 » Information theory for data management |
162
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CCS
2006
ACM
15 years 10 months ago
2006
ACM
A high-level security policy states an overall requirement for a sensitive task. One example of a high-level security policy is a separation of duty policy, which requires a sensi...
175
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CCS
2006
ACM
15 years 10 months ago
2006
ACM
We introduce the notion of resiliency policies in the context of access control systems. Such policies require an access control system to be resilient to the absence of users. An...
178
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SIGMETRICS
2008
ACM
15 years 6 months ago
2008
ACM
We consider a wireless collision channel, shared by a finite number of mobile users who transmit to a common base station using a random access protocol. Mobiles are selfoptimizin...
176
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IJISEC
2007
15 years 6 months ago
2007
The vision of ubiquitous computing is becoming a reality thanks to the advent of portable devices and the advances in wireless networking technologies. It aims to facilitate user ...
160
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ETS
2000
IEEE
15 years 6 months ago
2000
IEEE
This paper describes experiences with on-line and in-class sections of a writing-intensive course, including a collaborative library literacy unit. It reports on a mid-semester so...