83 search results - page 8 / 17 » Accountable Anonymous Group Messaging |
INDOCRYPT
2003
Springer
14 years 18 days ago
2003
Springer
At Eurocrypt’91, Chaum and van Heyst introduced the concept of group signature. In such a scheme, each group member is allowed to sign messages on behalf of a group anonymously. ...
ICALP
2007
Springer
14 years 1 months ago
2007
Springer
Ring signatures, introduced by Rivest, Shamir and Tauman, enable a user to sign a message anonymously on behalf of a “ring”. A ring is a group of users, which includes the sign...
ASIACRYPT
2010
Springer
13 years 5 months ago
2010
Springer
Group signature schemes allow users to sign messages on behalf of a group while (1) maintaining anonymity (within that group) with respect to an observer, yet (2) ensuring traceab...
ICDCS
2005
IEEE
14 years 1 months ago
2005
IEEE
We consider the problem of sending messages into the future, commonly known as timed release cryptography. Existing schemes for this task either solve the relative time problem wi...
WWW
2010
ACM
13 years 7 months ago
2010
ACM
We study the problem of anonymizing user profiles so that user privacy is sufficiently protected while the anonymized profiles are still effective in enabling personalized web sea...