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DBSEC
2000
13 years 7 months ago
2000
We propose two extensions to the SQL grant/revoke security model. In SQL, grants are unconditional, so the grantor must simply trust the recipient's discretion. We allow a gr...
DBSEC
2010
13 years 6 months ago
2010
We propose a framework to evaluate the risk incurred when managing users and permissions through RBAC. The risk analysis framework does not require roles to be defined, thus making...
DBSEC
2004
13 years 7 months ago
2004
Storage-area networks are a popular and efficient way of building large storage systems both in an enterprise environment and for multi-domain storage service providers. In both en...
DBSEC
2004
13 years 7 months ago
2004
Real-time update of access control policies, that is, updating policies while they are in effect and enforcing the changes immediately, is necessary for many security-critical appl...
DBSEC
2006
13 years 7 months ago
2006
Abstract. Controlled Query Evaluation (CQE) offers a logical framework to prevent a user of a database from inadvertently gaining knowledge he is not allowed to know. By modeling t...