SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
Challenge questions are an increasingly important part of mainstream authentication solutions, yet there are few published studies concerning their usability or security. This pap...
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
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...
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
Abstract. Online privacy policies are difficult to understand. Most privacy policies require a college reading level and an ability to decode legalistic, confusing, or jargon-laden...
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
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...
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
SOUPS
2009
ACM
14 years 2 months ago
2009
ACM
Social networking websites are enormously popular, but they present a number of privacy risks to their users, one of the foremost of which being that social network service provid...
SACMAT
2009
ACM
14 years 2 months ago
2009
ACM
Many access control policy languages, e.g., XACML, allow a policy to contain multiple sub-policies, and the result of the policy on a request is determined by combining the result...
SACMAT
2009
ACM
14 years 2 months ago
2009
ACM
Role-based provisioning has been adopted as a standard component in leading Identity Management products due to its low administration cost. However, the cost of adjusting existin...