In conventional security systems, protected resources such as documents, hardware devices and software applications follow an On/Off access policy. On, allows to grant access and ...
As technological advances are made in software and hardware, the feasibility of accessing information "any time, anywhere" is becoming a reality. Furthermore, the diversi...
Abstract. To cope with the ever increasing diversity of markup languages, programming languages, tool kits and interface development environments, conceptual modeling of user inter...
Classical distributed database systems monolithically offer distribution transparency and higher performance. This is made possible by making data available and closer to the appl...
In a mobile computing system, users carrying portable devices can access database services from any location without requiring a fixed position in the networking environment. Some ...