1927 search results - page 49 / 386 » An Access Control Model for Location based Services |
IJNSEC
2007
14 years 10 months ago
2007
This paper presents a Criterion-Based Role-Based Access Control model in which secure permissions (SP), secure operations (SOp), secure objects (SOb), and secure users (SU) are in...
ICC
2009
IEEE
14 years 7 months ago
2009
IEEE
Abstract--By using cognitive radio technology, opportunistic spectrum access has the potential to solve the underused spectrum problem. In this paper, we employ class-based call ad...
CSIE
2009
IEEE
15 years 4 months ago
2009
IEEE
While mobile handheld devices, such as cell phones and PDAs, provide productivity benefits, they also pose new risks. A vital safeguard against unauthorized access to a device’s...
GI
2001
Springer
15 years 2 months ago
2001
Springer
—The rapid advances in a wide range of wireless access technologies along with an industry-wide IP-convergence have set up the stage for context-aware computing. The “locationâ...
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POLICY
2001
Springer
15 years 2 months ago
2001
Springer
The Differentiated Services Architecture defines the mechanisms that are needed to offer multiple classes of services in an IP network. While this model offers significant scaling ...