151 search results - page 21 / 31 » Using trust and risk in role-based access control policies |
103
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CCS
2000
ACM
15 years 4 months ago
2000
ACM
Conventional firewalls rely on topology restrictions and controlled network entry points to enforce traffic filtering. Furthermore, a firewall cannot filter traffic it does ...
100
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ICWS
2008
IEEE
15 years 1 months ago
2008
IEEE
We study the access control integration problem for web services. Organizations frequently use many services, each with its own access control policies, that must interoperate whi...
102
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SACMAT
2009
ACM
15 years 6 months ago
2009
ACM
The existence of on-line social networks that include person specific information creates interesting opportunities for various applications ranging from marketing to community o...
CSSE
2004
IEEE
14 years 11 months ago
2004
IEEE
Even though the final objective of an access control model is to provide a framework to decide if actions performed by subjects on objects are permitted or not, it is not convenie...
SRDS
2003
IEEE
15 years 5 months ago
2003
IEEE
We demonstrate that symmetric-key cryptography can be used for both read and write access control. One-time write access can be granted by handing over an encryption key, and our ...