131 search results - page 2 / 27 » A Privacy-Protecting Coupon System |
INFOCOM
2012
IEEE
11 years 7 months ago
2012
IEEE
—Localization techniques that allow inferring the location of wireless devices directly from received signals have exposed mobile users to new threats. Adversaries can easily col...
ICDAR
2003
IEEE
13 years 10 months ago
2003
IEEE
In this paper we introduce a practical flight coupon automatic processing system for scanning and recognition. We discuss the coupon classification, character location and binariz...
ICDCS
2009
IEEE
14 years 2 months ago
2009
IEEE
We address issues related to privacy protection in location-based services (LBS). Most existing research in this field either requires a trusted third-party (anonymizer) or uses ...
GIS
2009
ACM
14 years 6 months ago
2009
ACM
The k-anonymity technique is widely used to provide location privacy protection for accessing location-based services (LBS), i.e., the exact location of a query initiator is cloak...
AINA
2007
IEEE
13 years 11 months ago
2007
IEEE
In this paper an agri-food traceability system based on public key cryptography and Radio Frequency Identification (RFID) technology is proposed. In order to guarantee safety in f...