77 search results - page 4 / 16 » A Flexible Security System for Metacomputing Environments |
CHI
2008
ACM
15 years 9 months ago
2008
ACM
Significant effort has been invested in developing expressive and flexible access-control languages and systems. However, little has been done to evaluate these systems in practic...
OOPSLA
2005
Springer
15 years 2 months ago
2005
Springer
Predicate fields allow an object’s structure to vary at runtime based on the object’s state: a predicate field is present or not, depending on the values of other fields. P...
IJACTAICIT
2010
14 years 6 months ago
2010
In the e-age, internet and e-affairs are the composite blend of business process and technology; the organization must retain the state of computing system or risk malicious assau...
WORDS
2005
IEEE
15 years 3 months ago
2005
IEEE
In emerging e-commerce applications, time constrained information sharing between different systems is becoming a common phenomenon. A flexible and efficient mechanism is needed t...
ESCIENCE
2006
IEEE
15 years 3 months ago
2006
IEEE
Scientific workflows are a powerful programming technique for specifying complex computations using a number of otherwise independent components. When used in a Grid environment, ...