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SAC
2008
ACM
13 years 7 months ago
Offline count-limited certificates
In this paper, we present the idea of offline count-limited certificates (or clics for short), and show how these can be implemented using minimal trusted hardware functionality a...
Luis F. G. Sarmenta, Marten van Dijk, Jonathan Rho...
CORR
2011
Springer
196views Education» more  CORR 2011»
12 years 11 months ago
Privacy-Enhanced Reputation-Feedback Methods to Reduce Feedback Extortion in Online Auctions
In this paper, we study methods for improving the utility and privacy of reputation scores for online auctions, such as used in eBay, so as to reduce the effectiveness of feedbac...
Michael T. Goodrich, Florian Kerschbaum
PLDI
2011
ACM
12 years 10 months ago
Language-independent sandboxing of just-in-time compilation and self-modifying code
When dealing with dynamic, untrusted content, such as on the Web, software behavior must be sandboxed, typically through use of a language like JavaScript. However, even for such ...
Jason Ansel, Petr Marchenko, Úlfar Erlingss...
CCS
2011
ACM
12 years 7 months ago
SURF: detecting and measuring search poisoning
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...
Long Lu, Roberto Perdisci, Wenke Lee
CCS
2011
ACM
12 years 7 months ago
Practical PIR for electronic commerce
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 ...
Ryan Henry, Femi G. Olumofin, Ian Goldberg