1140 search results - page 169 / 228 » A Purpose-Based Access Control Model |
TASE
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper builds a bridge between permissions and ownership types. Ownership is a recognized alias control technique. With ownership, each object is assigned an owner and any acc...
AINA
2007
IEEE
14 years 2 months ago
2007
IEEE
In hierarchical distributed systems, shared data access can be controlled by assigning user groups single cryptographic keys that allow high level users derive low level keys, but...
ICDIM
2007
IEEE
14 years 2 months ago
2007
IEEE
: This paper proposes a context-aware security service providing multiple authentications and authorization from a Security Level which is decided dynamically in a context-aware en...
IEEEARES
2007
IEEE
14 years 2 months ago
2007
IEEE
The most important part of a firewall configuration process is the implementation of a security policy by a security administrator. However, this security policy is not designed b...
PVM
2007
Springer
14 years 2 months ago
2007
Springer
We propose a parallel MPI search engine that is capable of automatically switching between asynchronous message passing and bulk-synchronous message passing modes of operation. Whe...