Suppose Bob, the boss in Company A, pays a secure cloud storage service and authorizes all the employees in that company to share such a service. There exists a user hierarchy: Bob...
— With the ever increasing amount of systems requiring user authentication, users are experiencing an substantial inconvenience. A huge amount of passwords needs to be remember...
The requirements of High Integrity safety-critical, secure and mission-critical Software force developers to use specialised development techniques. Often the choice of computer l...
Multicast and broadcast are efficient ways to deliver messages to a group of recipients in a network. Due to the growing security concerns in various applications, messages are oft...
Zhi-Zhong Chen, Ze Feng, Minming Li, F. Frances Ya...
Abstract: Mobile phones are widely used nowadays and during the last years developed from simple phones to small computers with an increasing number of features. These result in a ...