A Provenance-Policy Based Access Control Model for Data Usage Validation in Cloud

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Provided by: University College of Dublin
Topic: Cloud
Format: PDF
In an organization specifically as virtual as cloud there is need for access control systems to constrain users direct or backhanded action that could lead to breach of security. In cloud, apart from owner access to confidential data the third party auditing and accounting is done which could stir up further data leaks. To control such data leaks and integrity, in past several security policies based on role, identity and user attributes were proposed and found ineffective since they depend on static policies which do not monitor data access and its origin.
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