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WETICE
1997
IEEE
15 years 10 months ago
How Role Based Access Control is Implemented in SESAME
In this paper we want to share our experiences with implementing a scheme that enforces role based access control in a distributed, heterogeneous computing environment. This work ...
Mark Vandenwauver, René Govaerts, Joos Vand...
ICPPW
1999
IEEE
15 years 11 months ago
Performance Evaluation of Public-Key Certificate Revocation System with Balanced Hash Tree
A new method for updating certificate revocation trees (CRT) is proposed. Efficient revocation of publickey certificates is a current issue in public-key Infrastructure because a ...
Hiroaki Kikuchi, Kensuke Abe, Shohachiro Nakanishi
CRYPTO
1993
Springer
137views Cryptology» more  CRYPTO 1993»
15 years 10 months ago
Broadcast Encryption
A broadcast encryption scheme allows the sender to securely distribute data to a dynamically changing set of users over an insecure channel. One of the most challenging settings fo...
Amos Fiat, Moni Naor
CCS
2009
ACM
16 years 1 months ago
Membership-concealing overlay networks
We introduce the concept of membership-concealing overlay networks (MCONs), which hide the real-world identities of participants. We argue that while membership concealment is ort...
Eugene Y. Vasserman, Rob Jansen, James Tyra, Nicho...
CCS
2007
ACM
16 years 23 days ago
Automaton segmentation: a new approach to preserve privacy in xml information brokering
A Distributed Information Brokering System (DIBS) is a peer-to-peer overlay network that comprises diverse data servers and brokering components helping client queries locate the ...
Fengjun Li, Bo Luo, Peng Liu, Dongwon Lee, Chao-Hs...