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MEMBRANE
2009
Springer
14 years 9 days ago
Computational Nature of Processes Induced by Biochemical Reactions
evel of abstraction that we adopt, the functioning of a biochemical reaction is based on facilitation and inhibition: a reaction can take place if all of its reactants are present ...
Andrzej Ehrenfeucht, Grzegorz Rozenberg
SOUPS
2009
ACM
14 years 8 days ago
Balancing usability and security in a video CAPTCHA
We present a technique for using content-based video labeling as a CAPTCHA task. Our CAPTCHAs are generated from YouTube videos, which contain labels (tags) supplied by the person...
Kurt Alfred Kluever, Richard Zanibbi
SOUPS
2009
ACM
14 years 8 days ago
Social applications: exploring a more secure framework
Online social network sites, such as MySpace, Facebook and others have grown rapidly, with hundreds of millions of active users. A new feature on many sites is social applications...
Andrew Besmer, Heather Richter Lipford, Mohamed Sh...
SOUPS
2009
ACM
14 years 8 days ago
Sanitization's slippery slope: the design and study of a text revision assistant
For privacy reasons, sensitive content may be revised before it is released. The revision often consists of redaction, that is, the “blacking out” of sensitive words and phras...
Richard Chow, Ian Oberst, Jessica Staddon
SOUPS
2009
ACM
14 years 8 days ago
How users use access control
Existing technologies for file sharing differ widely in the granularity of control they give users over who can access their data; achieving finer-grained control generally requ...
Diana K. Smetters, Nathan Good