177 search results - page 19 / 36 » On the Security of Identity Based Ring Signcryption Schemes |
CCS
2004
ACM
14 years 28 days ago
2004
ACM
Hidden credentials are useful in protecting sensitive resource requests, resources, policies, and credentials. We propose a significant performance improvement when implementing ...
ISCI
2008
13 years 7 months ago
2008
In this paper, we present the first certificateless undeniable signature scheme. The scheme does not suffer from the key escrow problem, which is inherent in identity based crypto...
IACR
2011
12 years 7 months ago
2011
We present a radically new approach to fully homomorphic encryption (FHE) that dramatically improves performance and bases security on weaker assumptions. A central conceptual con...
DIM
2005
ACM
13 years 9 months ago
2005
ACM
Identity federation is a powerful scheme that links accounts of users maintained distinctly by different business partners. The concept of network identity is a driver for accele...
COMCOM
2011
13 years 2 months ago
2011
We identify privacy, security and performance requirements for RFID protocols, as well as additional functional requirements such as tag ownership transfer. Many previously propos...