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» Authorization of User Profile Access in Identity Management
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ITCC
2003
IEEE
15 years 5 months ago
A Federated Model for Secure Web-Based Videoconferencing
This paper describes efforts underway within Internet2 to create a secure federated IP based videoconferencing model. The objective is to create an environment that is user-friend...
Douglas C. Sicker, Ameet Kulkarni, Anand Chavali, ...
TCC
2007
Springer
114views Cryptology» more  TCC 2007»
15 years 5 months ago
Multi-authority Attribute Based Encryption
Abstract. In an identity based encryption scheme, each user is identified by a unique identity string. An attribute based encryption scheme (ABE), in contrast, is a scheme in whic...
Melissa Chase
ISSA
2004
15 years 1 months ago
A Logic-Based Access Control Approach For Web Services
Web Services technology enables organisations to exploit software as a service. Services are accessed by method invocations. Method interfaces are described and published, and may...
Marijke Coetzee
GRID
2006
Springer
14 years 11 months ago
Cacheable Decentralized Groups for Grid Resource Access Control
Abstract-- Sharing data among collaborators in widely distributed systems remains a challenge due to limitations with existing methods for defining groups across administrative dom...
Jeffrey Hemmes, Douglas Thain
MMMACNS
2005
Springer
15 years 5 months ago
A Modal Logic for Role-Based Access Control
Making correct access-control decisions is central to security, which in turn requires accounting correctly for the identity, credentials, roles, authority, and privileges of users...
Thumrongsak Kosiyatrakul, Susan Older, Shiu-Kai Ch...