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Today's de facto standard for assigning trust, involving X.509 proxy credentials and virtual organizations, is analyzed and found to present a number of problems. A model is proposed which is simpler and has less inherent security risks while still providing the functionality needed by current grid applications.
Delegation is a key facility in dynamic, distributed and collaborative environments like Grids and enables an effective use of a wide range of dynamic applications. Traditional delegation frameworks approach a top-down model of delegation for delegating rights from a superior to a subordinate in advance before a delegate starts off a delegated task. However, a top-down model of delegation cannot meet...
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.