229 search results - page 3 / 46 » Distributed Key Management for Secure Role based Messaging |
ISW
1997
Springer
13 years 9 months ago
1997
Springer
Signcryption is a new paradigm in public key cryptography that simultaneously fulfills both the functions of digital signature and public key encryption in a logically single step,...
TCS
2008
13 years 5 months ago
2008
Multicast and broadcast are efficient ways to deliver messages to a group of recipients in a network. Due to the growing security concerns in various applications, messages are oft...
GLOBECOM
2008
IEEE
14 years 1 days ago
2008
IEEE
—The group signature based security scheme is a promising approach to provision privacy in vehicular ad hoc networks (VANETs). In this paper, we propose a novel distributed key m...
ISORC
2008
IEEE
13 years 12 months ago
2008
IEEE
In this paper, a Role-based Access Control (RBAC) model is applied and extended to a multimedia version called Multi-Role Based Access Control (MRBAC), which can fully support the...
CRYPTO
2011
Springer
12 years 5 months ago
2011
Springer
We present a somewhat homomorphic encryption scheme that is both very simple to describe and analyze, and whose security (quantumly) reduces to the worst-case hardness of problems ...