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JDCTA
2008
535views more  JDCTA 2008»
15 years 6 months ago
Steganography: DCT Coefficients Reparation Technique in JPEG Image
Due to the ever-growing usage of the computer, it has led to a rapid increment in the data that is being exchanged, published and stored in an assortment of digital form. This phe...
Chiew Kang Leng, Jane Labadin, Sarah Flora Samson ...
WMCSA
2008
IEEE
16 years 1 months ago
Making CAPTCHAs clickable
We show how to convert regular keyboard-entry CAPTCHAs into clickable CAPTCHAs. The goal of this conversion is to simplify and speed-up the entry of the CAPTCHA solution, to minim...
Richard Chow, Philippe Golle, Markus Jakobsson, Lu...
151
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ACSAC
2003
IEEE
16 years 3 days ago
Modelling Contexts in the Or-BAC Model
As computer infrastructures become more complex, security models must provide means to handle more flexible and dynamic requirements. In the Organization Based Access Control (Or...
Frédéric Cuppens, Alexandre Mi&egrav...
JBI
2010
212views Bioinformatics» more  JBI 2010»
15 years 1 months ago
Cloud computing: A new business paradigm for biomedical information sharing
We examine how the biomedical informatics (BMI) community, especially consortia that share data and applications, can take advantage of a new resource called cloud computing. Clou...
Arnon Rosenthal, Peter Mork, Maya Hao Li, Jean Sta...
ENTCS
2007
139views more  ENTCS 2007»
15 years 6 months ago
A Change-based Approach to Software Evolution
Software evolution research is limited by the amount of information available to researchers: Current version control tools do not store all the information generated by developer...
Romain Robbes, Michele Lanza