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WWW
2008
ACM
15 years 10 months ago
Secure or insure?: a game-theoretic analysis of information security games
Despite general awareness of the importance of keeping one's system secure, and widespread availability of consumer security technologies, actual investment in security remai...
Jens Grossklags, Nicolas Christin, John Chuang
ACMICEC
2008
ACM
262views ECommerce» more  ACMICEC 2008»
14 years 11 months ago
Preventing information leakage between collaborating organisations
Information sharing and protection against leakage is a critical problem especially for organisations having sensitive information. Sharing content between individuals in the same...
Muntaha Alawneh, Imad M. Abbadi
SAC
2004
ACM
15 years 3 months ago
A secure method for signature delegation to mobile agents
This paper presents a novel method that allows the delegation of signature power to one or more entities that jointly play the role of a proxy signer. This work is different from ...
Omaima Bamasak, Ning Zhang
WPES
2005
ACM
15 years 3 months ago
The privacy cost of the second-chance offer
This paper examines a generalization of a two-stage game common on eBay: an ascending-price auction followed by price discrimination (the second chance offer). High bids in the a...
Sumit Joshi, Yu-An Sun, Poorvi L. Vora
CORR
2011
Springer
196views Education» more  CORR 2011»
14 years 1 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