807 search results - page 21 / 162 » Term Rewriting for Access Control |
XMLSEC
2003
ACM
14 years 19 days ago
2003
ACM
Authorization systems today are increasingly complex. They span domains of administration, rely on many different authentication sources, and manage permissions that can be as com...
SACMAT
2004
ACM
14 years 25 days ago
2004
ACM
This paper maintains that for an access-control mechanism to support a wide range of policies, it is best to dispense with any built-in semantics for roles in the mechanism itself...
CCS
2008
ACM
13 years 9 months ago
2008
ACM
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
SIGMOD
2010
ACM
13 years 5 months ago
2010
ACM
More and more important data is accumulated inside social networks. Limiting the flow of private information across a social network is very important, and most social networks pr...
SACMAT
2005
ACM
14 years 29 days ago
2005
ACM
Electronic transactions regularly occur between business partners in separate security domains. Trust negotiation is an approach that provides an open authentication and access-co...