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ACSAC
1999
IEEE
14 years 1 months ago
A Resource Access Decision Service for CORBA-Based Distributed Systems
Decoupling authorization logic from application logic allows applications with fine-grain access control requirements to be independent from a particular access control policy and...
Konstantin Beznosov, Yi Deng, Bob Blakley, C. Burt...
XMLSEC
2003
ACM
14 years 2 months ago
Optimistic fair contract signing for Web services
Reliable and atomic transactions are a key to successful eBusiness interactions. Reliable messaging subsystems, such as IBM’s MQ Series, or broker-based techniques have been tra...
Hiroshi Maruyama, Taiga Nakamura, Tony Hsieh
ACISP
2001
Springer
14 years 1 months ago
Improving the Availability of Time-Stamping Services
We discuss the availability questions that arise when digital time stamps are used for preserving the evidentiary value of electronic documents. We analyze the time-stamping protoc...
Arne Ansper, Ahto Buldas, Märt Saarepera, Jan...
GIS
2010
ACM
13 years 7 months ago
INTACT: a spatial query integrity assurance framework for location-based services
It is cost-effective for data owners to publicize their spatial databases via database outsourcing; however, data privacy and query integrity are major challenges. In this demonst...
Chih-Jye Wang, Wei-Shinn Ku, Ling Hu, Cyrus Shahab...
ACSAC
2008
IEEE
14 years 3 months ago
PAS: Predicate-Based Authentication Services Against Powerful Passive Adversaries
Securely authenticating a human user without assistance from any auxiliary device in the presence of powerful passive adversaries is an important and challenging problem. Passive ...
Xiaole Bai, Wenjun Gu, Sriram Chellappan, Xun Wang...