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Modal logics have proven invaluable for authorization in distributed systems. The logics devised so far, however, are inadequate to meet the requirements of pervasive environments. Such environments are, in general, characterized as open systems in which computing and communication facilities are provided to human users in a dynamic manner. These features suggest the need for the modification of existing...
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.