352 search results - page 21 / 71 » Distributing Key Updates in Secure Dynamic Groups |
ACISP
2005
Springer
14 years 1 months ago
2005
Springer
Group signature schemes with membership revocation have been intensively researched. However, signing and/or verification of some existing schemes have computational costs of O(R)...
MUE
2007
IEEE
14 years 1 months ago
2007
IEEE
Conference keys are secret keys used by a group of users commonly and with which they can encipher (or decipher) messages such that communications are secure. Based on the Diffie ...
IJNSEC
2008
13 years 7 months ago
2008
We improve a secret sharing scheme, which enables users select their personal keys by themselves instead of being distributed by group manager and users can reuse their personal k...
ASIACRYPT
2000
Springer
13 years 11 months ago
2000
Springer
A conference key protocol allows a group of participants to establish a secret communication (conference) key so that all their communications thereafter are protected by the key. ...
ICDCS
2009
IEEE
14 years 4 months ago
2009
IEEE
Although distributed key generation (DKG) has been studied for some time, it has never been examined outside of the synchronous setting. We present the first realistic DKG archit...