grenade 发表于 2025-3-30 09:28:00
http://reply.papertrans.cn/32/3110/310940/310940_51.pngIncisor 发表于 2025-3-30 14:22:25
Idea: Supporting Policy-Based Access Control on Database Systems,hat subjects can perform on any item in that data set. Performance issues therefore emerge, typically for operations on entire data sets. Emerging access control models such as attribute-based access control do meet their limitations in this context. Worse, few solutions exist that addresses performCulmination 发表于 2025-3-30 17:21:09
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http://reply.papertrans.cn/32/3110/310940/310940_56.pngsquander 发表于 2025-3-31 11:02:28
https://doi.org/10.1057/9780230595958ness of this generic model w.r.t. a formal notion of explicit information flow. This allows us to (1) increase the precision of the analysis by exploiting the high-level semantics of events at higher levels of abstraction and (2) provide system-wide guarantees at the same time. For instance, using o