—A unified electronic health record (EHR) has potentially immeasurable benefits to society, and the current healthcare industry drive to create a single EHR reflects this. Howeve...
Anthony Stell, Richard O. Sinnott, Oluwafemi Ajayi...
Cross domain resource sharing and collaborations have become pervasive in today’s service oriented organizations. Existing approaches for the realization of cross domain access ...
—Pervasive computing is fast becoming a reality with rapid advance in computing and networking technologies. It has the characteristics of scalability, invisibility, and the abse...
Cryptographic hash functions are security primitives that compute check sums of messages in a strong manner and this way are of fundamental importance for ensuring integrity and au...
A Grid system is a Virtual Organization that is composed of several autonomous domains. Authorization in such a system needs to be flexible and scalable to support multiple securi...
Bo Lang, Ian T. Foster, Frank Siebenlist, Rachana ...