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SOUPS
2010
ACM
15 years 1 months ago
2010
ACM
Graphical password systems based on the recognition of photographs are candidates to alleviate current over-reliance on alphanumeric passwords and PINs. However, despite being bas...
CHI
2007
ACM
15 years 10 months ago
2007
ACM
Users gain access to cash, confidential information and services at Automated Teller Machines (ATMs) via an authentication process involving a Personal Identification Number (PIN)...
DRM
2007
Springer
15 years 3 months ago
2007
Springer
We introduce a data structure for program execution under a limited oblivious execution model. For fully oblivious execution along the lines of Goldreich and Ostrovsky [2], one tr...
SAC
2008
ACM
14 years 9 months ago
2008
ACM
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...
CANS
2008
Springer
14 years 11 months ago
2008
Springer
Abstract. Ever-growing mobility and ubiquitous wireless Internet access raise the need for secure communication with devices that may be severely constrained in terms of processing...