Security strategy decomposition and verification system in cloud storage environment

The invention provides a security strategy decomposition and verification system in a cloud storage environment. The system comprises a database, a strategy decomposition and verification module, a strategy evaluation module, a resource and access control strategy adjusting module, a sensitive information filtering word stock management module and an auditing module, wherein the strategy decomposition and verification module comprises a resource strategy decomposition and verification module and a coordination strategy decomposition and verification module; the coordination strategy decomposition and verification module comprises a coordination strategy decomposition and verification module and a coordination strategy decomposition and optimization module; and the resource and access control strategy adjusting module comprises a resource adjusting module and an access control strategy adjusting module. The system performs decomposition and verification on a security strategy in the cloud storage environment,