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Transferable electronic cash (e-cash) allows the recipient of a coin in a transaction to transfer it in a later payment transaction to the third person. The transferability is a desirable property in many applications. However, in the existing transferable e-cash, the size of coins is constant at the cost of increasing the users' burden and not satisfying the optimal anonymity. On the other hand,...
As the most popular platform, Android dominates the mobile device market. In order to enrich the functions of the phone and facilitate the utilization of users, more and more Android applications have been developed. Unfortunately, a greatly increasing amount of malware targeting the Android platform mingle with the numerous benign applications and hide in almost every market, even the official market...
The formal definition of NWCFA (nested Web service interface control flow automata) is presented as the model of web service compositions (possibly with recursion). WCFA (Web service interface control flow automata) are used to model individual Web services, which form a composition. WCFA focus on the control flow and service invocation behavior. Then a NWCFA will be constructed to describe the global...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.