174 search results - page 20 / 35 » Secure Identity Based Encryption Without Random Oracles |
IJMI
2007
13 years 6 months ago
2007
Objective: We present an integrated set of technologies, known as the Hippocratic Database, that enable healthcare enterprises to comply with privacy and security laws without imp...
ESORICS
2012
Springer
11 years 9 months ago
2012
Springer
We initiate the study of unique group signature such that signatures of the same message by the same user will always have a large common component (i.e., unique identifier). It ...
SACRYPT
2004
Springer
14 years 2 days ago
2004
Springer
A reasonably efficient password based key exchange (KE) protocol with provable security without random oracle was recently proposed by Katz, et al. [18] and later by Gennaro and Li...
ACISP
2009
Springer
14 years 1 months ago
2009
Springer
In the setting of identity-based encryption with multiple trusted authorities, TA anonymity formally models the inability of an adversary to distinguish two ciphertexts correspondi...
CCS
2006
ACM
13 years 10 months ago
2006
ACM
We extend the definitional work of Dwork, Naor and Sahai from deniable authentication to deniable key-exchange protocols. We then use these definitions to prove the deniability fe...