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CEAS
2011
Springer
12 years 8 months ago
2011
Springer
Web mail providers rely on users to “vote” to quickly and collaboratively identify spam messages. Unfortunately, spammers have begun to use bots to control large collections o...
FM
2005
Springer
14 years 2 months ago
2005
Springer
Abstract Colin Campbell, Wolfgang Grieskamp, Lev Nachmanson, Wolfram Schulte, Nikolai Tillmann, and Margus Veanes Microsoft Research, Redmond, WA, USA Abstract. We describe a pract...
ASWEC
2007
IEEE
14 years 25 days ago
2007
IEEE
There is a growing demand for web applications to provide fair service to the highly concurrent requests. In this paper, we present an approach to addressing this requirement. Bas...
OTM
2005
Springer
14 years 2 months ago
2005
Springer
This paper presents a formal notation for modelling asynchronous web services composition, using context and coordination mechanisms. Our notation specifies the messages that can b...
SAC
2010
ACM
14 years 3 months ago
2010
ACM
CAPTCHAs protect online resources and services from automated access. From an attacker’s point of view, they are typically perceived as an annoyance that prevents the mass creat...