— Jobs on the Grid require security credentials throughout their run for accessing secure Grid resources, such as GridFTP data repositories. However, delegating long-lived creden...
Abstract Role-based access control RBAC has recently received a lot of attention due to its exibility, expressive power and simplicity in administration. In RBAC permissions are as...
We propose a scheme that exploits scale to prevent phishing. We show that while stopping phishers from obtaining passwords is very hard, detecting the fact that a password has bee...
Information sharing and protection against leakage is a critical problem especially for organisations having sensitive information. Sharing content between individuals in the same...
This paper focuses on the problem of how to allow sharing of copyrighted content between a set of authorised devices and preventing unauthoried copying of content to other devices...