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CCS
2011
ACM
13 years 10 months ago
2011
ACM
A significant and growing class of location-based mobile applications aggregate position data from individual devices at a server and compute aggregate statistics over these posi...
CCS
2011
ACM
13 years 10 months ago
2011
ACM
Many users face surveillance of their Internet communications and a significant fraction suffer from outright blocking of certain destinations. Anonymous communication systems a...
CCS
2011
ACM
13 years 10 months ago
2011
ACM
Search engine optimization (SEO) techniques are often abused to promote websites among search results. This is a practice known as blackhat SEO. In this paper we tackle a newly em...
CCS
2011
ACM
13 years 10 months ago
2011
ACM
We extend Goldberg’s multi-server information-theoretic private information retrieval (PIR) with a suite of protocols for privacypreserving e-commerce. Our first protocol adds ...
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CCS
2011
ACM
13 years 10 months ago
2011
ACM
Paper forgery is among the leading causes of corruption in many developing regions [2]. In this paper, we introduce PaperSpeckle, a robust system that leverages the natural random...