102 search results - page 2 / 21 » Security Analysis and Fix of an Anonymous Credential System |
SPW
2004
Springer
14 years 23 days ago
2004
Springer
This paper identifies certain privacy threats that apply to anonymous credential systems. The focus is on timing attacks that apply even if the system is cryptographically secure....
ACNS
2008
Springer
14 years 1 months ago
2008
Springer
In the pursuit of authentication schemes that balance user privacy and accountability, numerous anonymous credential systems have been constructed. However, existing systems assume...
ACNS
2003
Springer
14 years 20 days ago
2003
Springer
Pseudonym systems allow users to interact with multiple organizations anonymously by using pseudonyms. Such schemes are of significant practical relevance because it is the best m...
IACR
2011
12 years 7 months ago
2011
Although anonymous authentication has been extensively studied, so far no scheme has been widely adopted in practice. A particular issue with fully anonymous authentication schemes...
ACISP
2003
Springer
14 years 20 days ago
2003
Springer
Abstract. In this paper we present a non-transferable anonymous credential system that is based on the concept of a chameleon certificate. A chameleon certificate is a special ce...