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186
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SECON
2007
IEEE
15 years 12 months ago
2007
IEEE
Dynamic spectrum access has become a promising approach to fully utilize the scarce spectrum resources. In a dynamically changing spectrum environment, it is very important to desi...
161
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KES
2007
Springer
15 years 11 months ago
2007
Springer
Abstract. Access control for semi-structured data is nontrivial, as witnessed by the number of access control approaches in recent literature. Recently a case has been made for exp...
1480
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ACSAC
2000
IEEE
15 years 9 months ago
2000
IEEE
Access control is an important protection mechanism for information systems. An access control matrix grants subjects privileges to objects. Today, access control matrices are sta...
128
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JDCTA
2008
15 years 5 months ago
2008
Access control includes physical and logical access control. Physical access control protects the damage, theft and losing of assess. In this paper, we propose the method to prote...
141
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MOBICOM
2000
ACM
15 years 10 months ago
2000
ACM
In satellite and wireless networks and in advanced traffic information systems in which the up-link bandwidth is very limited, a server broadcasts data files in a round-robin man...