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WWW
2009
ACM
16 years 15 days ago
What's up CAPTCHA?: a CAPTCHA based on image orientation
We present a new CAPTCHA which is based on identifying an image's upright orientation. This task requires analysis of the often complex contents of an image, a task which hum...
Rich Gossweiler, Maryam Kamvar, Shumeet Baluja
CSFW
2010
IEEE
15 years 3 months ago
Towards Quantitative Analysis of Proofs of Authorization: Applications, Framework, and Techniques
—Although policy compliance testing is generally treated as a binary decision problem, the evidence gathered during the trust management process can actually be used to examine t...
Adam J. Lee, Ting Yu
CORR
2010
Springer
90views Education» more  CORR 2010»
14 years 12 months ago
RFID Applications: An Introductory and Exploratory Study
RFID is not a new technology and has passed through many decades of use in military, airline, library, security, healthcare, sports, animal farms and other areas. Industries use R...
Kamran Ahsan, Hanifa Shah, Paul Kingston
SIGMETRICS
2008
ACM
179views Hardware» more  SIGMETRICS 2008»
14 years 11 months ago
Xengine: a fast and scalable XACML policy evaluation engine
XACML has become the de facto standard for specifying access control policies for various applications, especially web services. With the explosive growth of web applications depl...
Alex X. Liu, Fei Chen, JeeHyun Hwang, Tao Xie
CACM
2000
158views more  CACM 2000»
14 years 11 months ago
Wireless Integrated Network Sensors
Wireless Integrated Network Sensors (WINS) now provide a new monitoring and control capability for transportation, manufacturing, health care, environmental monitoring, and safety...
Gregory J. Pottie, William J. Kaiser