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SP
2010
IEEE
14 years 26 days ago
2010
IEEE
Abstract—Belief and vulnerability have been proposed recently to quantify information flow in security systems. Both concepts stand as alternatives to the traditional approaches...
IH
2001
Springer
14 years 1 months ago
2001
Springer
We present a set of watermarking techniques for effective covert communication over an audio signal carrier. Watermark robustness is enabled using: (i) redundant spread-spectrum fo...
SASN
2003
ACM
14 years 2 months ago
2003
ACM
In this paper we present SECTOR, a set of mechanisms for the secure verification of the time of encounters between nodes in multi-hop wireless networks. This information can be u...
ISI
2008
Springer
13 years 8 months ago
2008
Springer
We present a generative model for determining the information content of a message without analyzing the message content. Such a tool is useful for automated analysis of the vast ...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Many sensor networks (SN) use in-network aggregation to minimize the amount of data transmitted by sensors. Unfortunately, aggregation makes the network more vulnerable...