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DSN
2009
IEEE
15 years 11 months ago
On the effectiveness of structural detection and defense against P2P-based botnets
Recently, peer-to-peer (P2P) networks have emerged as a covert communication platform for malicious programs known as bots. As popular distributed systems, they allow bots to comm...
Duc T. Ha, Guanhua Yan, Stephan Eidenbenz, Hung Q....
SIGMETRICS
2009
ACM
122views Hardware» more  SIGMETRICS 2009»
15 years 11 months ago
Botnet spam campaigns can be long lasting: evidence, implications, and analysis
Accurately identifying spam campaigns launched by a large number of bots in a botnet allows for accurate spam campaign signature generation and hence is critical to defeating spam...
Abhinav Pathak, Feng Qian, Y. Charlie Hu, Zhuoqing...
CCS
2007
ACM
15 years 11 months ago
Managing RBAC states with transitive relations
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
Chaoyi Pang, David P. Hansen, Anthony J. Maeder
EUROCRYPT
2005
Springer
15 years 10 months ago
Secure Remote Authentication Using Biometric Data
Biometric data offer a potential source of high-entropy, secret information that can be used in cryptographic protocols provided two issues are addressed: (1) biometric data are n...
Xavier Boyen, Yevgeniy Dodis, Jonathan Katz, Rafai...
STOC
2010
ACM
193views Algorithms» more  STOC 2010»
15 years 8 months ago
Privacy Amplification with Asymptotically Optimal Entropy Loss
We study the problem of "privacy amplification": key agreement between two parties who both know a weak secret w, such as a password. (Such a setting is ubiquitous on th...
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostr...
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