An Integrity Lock Architecture for Supporting Distributed Authorizations in Database Federations

Abstract

In many data integration applications, a loosely coupled database federation is the underlying data model. This paper studies two related security issues unique to such a model, namely, how to support fine-grained access control of remote data and how to ensure the integrity of such data while allowing legitimate updates. For the first issue, we adapt the… (More)
DOI: 10.1007/978-0-387-09699-5_13

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