The paper gives an assessment of security for Mobile Ambients, with specific focus on mandatory access control (MAC) policies in multilevel security systems. The first part of th...
In this paper, we present an approach to secure compartmented data access over an untrusted network using a secure network computing architecture. We describe the architecture and...
Kerberos is a distributed authentication system that many organizations use to handle domain-wide password security. Although it has been known for quite some time that Kerberos i...
The only known construction of identity-based signatures that can be proven secure in the standard model is based on the approach of attaching certificates to non-identity-based si...
In Crypto’93, Stefan Brands [1] proposed a very efficient off-line electronic cash. Then, the subsequent researchers such as Ernest Foo [2,3], WK Yip [4] and Yiannis [5] develop...