Multi-Level Data Integrity Service

The data integrity problem and multi-layered document integrity

Data integrity is a fundamental aspect of computer security that has attracted much interest in recent decades. Despite a general consensus for the meaning of the problem, the lack of a formal definition has led to spurious claims such as “tamper proof”, “prevent tampering”, and “tamper protection”, which are all misleading in the absence of a formal definition. Ashman recently proposed a new a...

Web Service Mediation Through Multi-level Views

The web Service MEDiator system (WSMED) provides general query capabilities over data accessible through web services by reading WSDL meta-data descriptions. Based on imported meta-data, the user can define views that extract data from the results of calls to web service operations. The views can be queried using SQL. The views are specified in terms of declarative queries that access different...

Integrity and leadership: A multi-level conceptual framework

Integrity is frequently used in the management literature as a normative descriptor, especially with regard to leadership. The study of integrity and leadership, though, suffers from a lack of a well-specified theoretical base. This paper addresses this problem by suggesting how integrity, defined as the consistency between words and actions, may be conceptualized at different levels of analysi...

Efficient audit service outsourcing for data integrity in clouds

Cloud-based outsourced storage relieves the client’s burden for storage management and maintenance by providing a comparably low-cost, scalable, location-independent platform. However, the fact that clients no longer have physical possession of data indicates that they are facing a potentially formidable risk for missing or corrupted data. To avoid the security risks, audit services are critica...

Data integrity problems in an open hypermedia link service