Mobility and the New Global Economy are accompanied by requirements for dynamism and flexibility, with respect to e-commerce, inter-organizational activity, and security. The clas...
Security in collaborative peer groups is an active research topic. Most previous work focused on key management without addressing an important pre-requisite: admission control, i...
Health care is a complex and transnational task of societies. The various institutions and individuals involved are not and should not be governed by one central authority, but ha...
—Anonymity has received increasing attention in the literature due to the users’ awareness of their privacy nowadays. Anonymity provides protection for users to enjoy network s...
Security functions such as access control, encryption and authentication are typically left up to applications on the modern Internet. There is no unified system to implement thes...