Files or even their names often contain confidential or secret information. Most users believe that such information is erased as soon as they delete a file. Even those who know...
Nowadays the success of many e-commerce applications, such as on-line banking, depends on their reliability, robustness and security. Designing a web server architecture that keep...
In this paper, we describe a novel approach to scalable group re-keying for secure multicast. Our approach, which we call Kronos, is based upon the idea of periodic group re-keyin...
As a general design criterion, a symmetric key cipher should not be closed under functional composition due to the implications on the security of the cipher. However, there are s...
Human-memorable passwords are a mainstay of computer security. To decrease vulnerability of passwords to bruteforce dictionary attacks, many organizations enforce complicated pass...