Grids functionally combine globally distributed computers and information systems for creating a universal source of computing power and information. A key characteristic of grids ...
Alphanumeric passwords are widely used in computer and network authentication to protect users' privacy. However, it is well known that long, textbased passwords are hard for...
Grid systems are well-known for its high performance computing or large data storage with inexpensive devices. They can be categorized into two major types: computational grid and ...
Abstract. Due to an increasing number of portable devices over 785million world Internet users, a support for quality of service (QoS) and security becomes a significant issue in ...
—Location information should be verifiable in order to support new computing and information services. In this paper, we adapt the classical challenge-response method for authen...