152 search results - page 3 / 31 » Anonymous k -Show Credentials |
SPW
2004
Springer
13 years 11 months 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....
IACR
2011
12 years 5 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...
IJSN
2006
13 years 6 months ago
2006
In this paper, we propose a new signature scheme that is existentially unforgeable under a chosen message attack without random oracle. The security of our scheme depends on a new ...
ACNS
2003
Springer
13 years 11 months 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...
CCS
2007
ACM
14 years 10 days ago
2007
ACM
Several credential systems have been proposed in which users can authenticate to services anonymously. Since anonymity can give users the license to misbehave, some variants allow...