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ICICS
2001
Springer
13 years 9 months ago
2001
Springer
Secure group communication with hierarchical access control refers to a scenario where a group of members is divided into a number of subgroups located at different privilege leve...
ICICS
2001
Springer
13 years 9 months ago
2001
Springer
Undeniable signature has been extensively researched after Chaum and Antwerpen first proposed the concept of this special digital signature ten years ago. Up to now, however, almo...
ICICS
2001
Springer
13 years 9 months ago
2001
Springer
With the ubiquitous deployment of large scale networks more and more complex human interactions are supported by computer applications. This poses new challenges on the expressive...
INFORMATICALT
2006
13 years 4 months ago
2006
One important requirement of electronic cash systems is the anonymity of customers. Unconditional anonymity is also very well suited to support criminals in blackmailing. Maitland ...