Digital signatures, like physical signatures, can verify that a specific user affixed their signature to a document and they can also verify that the document is the same as when ...
Digital signature schemes are based on the assumption that the signing key is kept in secret. Ensuring that this assumption holds is one of the most crucial problems for all curre...
As Grid technology evolves it is becoming evident that the inclusion of mobile devices in a Grid environment will benefit both the Grid and mobile network communities. Many mobile ...
Namje Park, Kiyoung Moon, Kyoil Chung, Seungjoo Ki...
Abstract— An important issue in mobile commerce (mcommerce) is to exchange digital data between two distributed parties in an efficient and fair manner. In this paper, a lightwe...
It is already known that some collaborative assessment processes can provide students not only the possibility to show how well they have understood knowledge content, but also the...