Sciweavers

4142 search results - page 676 / 829
» Trusting an Information Agent
Sort
View
SP
2007
IEEE
137views Security Privacy» more  SP 2007»
16 years 19 days ago
A Cryptographic Decentralized Label Model
Information-flow security policies are an appealing way of specifying confidentiality and integrity policies in information systems. Most previous work on language-based securit...
Jeffrey A. Vaughan, Steve Zdancewic
CCS
2007
ACM
16 years 16 days ago
Blacklistable anonymous credentials: blocking misbehaving users without ttps
Several credential systems have been proposed in which users can authenticate to services anonymously. Since anonymity can give users the license to misbehave, some variants allow...
Patrick P. Tsang, Man Ho Au, Apu Kapadia, Sean W. ...
CCS
2007
ACM
16 years 16 days ago
Alpaca: extensible authorization for distributed services
Traditional Public Key Infrastructures (PKI) have not lived up to their promise because there are too many ways to define PKIs, too many cryptographic primitives to build them wi...
Chris Lesniewski-Laas, Bryan Ford, Jacob Strauss, ...
POLICY
2007
Springer
16 years 14 days ago
Distributed Enforcement of Unlinkability Policies: Looking Beyond the Chinese Wall
We present a discretionary access control framework that can be used to control a principal’s ability to link information from two or more audit records and compromise a user’...
Apu Kapadia, Prasad Naldurg, Roy H. Campbell
WISTP
2007
Springer
16 years 14 days ago
Mobile Phones as Secure Gateways for Message-Based Ubiquitous Communication
Abstract. For ubiquitous communication self-organising adhoc networks become more and more important. We consider mobile phones as appropriate secure gateways to provide access to ...
Walter Bamberger, Oliver Welter, Stephan Spitz