101 search results - page 3 / 21 » A Novel Key Management Scheme for Dynamic Access Control in ... |
SASO
2008
IEEE
14 years 2 months ago
2008
IEEE
Demands to match security with performance in Web applications where access to shared data needs to be controlled dynamically make self-protecting security schemes attractive. Yet...
AINA
2005
IEEE
14 years 1 months ago
2005
IEEE
2004, Chang et al. suggested an approach that solves the problem of secret sharing with access structures in a hierarchy. They used the concept of discrete logarithmto reuse shado...
ICDAR
2003
IEEE
14 years 27 days ago
2003
IEEE
A novel strategy for the representation and manipulation of distributed documents, potentially complex and heterogeneous, is presented in this paper. The document under the propos...
SMA
1999
ACM
13 years 12 months ago
1999
ACM
Subdivision surfaces have been extensively used to model smooth shapes of arbitrary topology. Recursive subdivision on an userdefined initial control mesh generates a visually pl...
AINA
2005
IEEE
14 years 1 months ago
2005
IEEE
The concept of hierarchical access control is that a higher privileged user (or higher level) has the ability to access data in lower privileged user (or lower level). Hierarchica...