Efficient key distribution is an important problem for secure group communications. The communication and storage complexity of multicast key distribution problem has been studied ...
This paper describes an access control mechanism that enforces at the network level an access control decision that is taken at the application level. The mechanism is based on th...
CSS, the first system to protect multimedia content on the new DVD medium failed badly, because both its encryption algorithm and its key management could easily be broken. A new ...
The transmission of voice communications as datagram packets over IP networks, commonly known as Voice-overIP (VoIP) telephony, is rapidly gaining wide acceptance. With private ph...
The digital home entertainment market is growing at an exceptional speed and, although limited to passive listeners, audiobook applications are growing at an annual rate of nearly ...