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PERCOM
2004
ACM
14 years 7 months ago
One-Time Capabilities for Authorizations without Trust
This paper introduces and solves a security problem of pervasive computing: how to define authorizations for offline interactions when trust relationships among entities do not ex...
Laurent Bussard, Refik Molva
SWS
2004
ACM
14 years 1 months ago
Trust but verify: authorization for web services
Through web service technology, distributed applications can be built in a exible manner, bringing tremendous power to applications on the web. However, this exibility poses sig...
Christian Skalka, Xiaoyang Sean Wang
ICC
2009
IEEE
115views Communications» more  ICC 2009»
14 years 2 months ago
End-Host Authentication and Authorization for Middleboxes Based on a Cryptographic Namespace
—Today, middleboxes such as firewalls and network address translators have advanced beyond simple packet forwarding and address mapping. They also inspect and filter traffic, ...
Tobias Heer, René Hummen, Miika Komu, Stefa...
CCS
2008
ACM
13 years 9 months ago
Black-box accountable authority identity-based encryption
A well-known concern in the setting of identity based encryption is that the PKG is all powerful and has to be completely trusted. To mitigate this problem, the notion of Accounta...
Vipul Goyal, Steve Lu, Amit Sahai, Brent Waters
AINA
2007
IEEE
14 years 2 months ago
Flexible and Manageable Delegation of Authority in RBAC
One of the most challenging problems in managing large networks is the complexity of security administration. Role based access control (RBAC) has become the predominant model for...
Tuan-Anh Nguyen, Linying Su, George Inman, David W...