With recent advances in data-as-a-service (DaaS) and cloud computing, aggregate query
services over set-valued data are becoming widely available for business intelligence that …

The huge values created by Big Data and the recent advances in cloud computing have
been driving data from different sources into cloud repositories for comprehensive query …

Query authentication has been extensively studied to ensure the integrity of query results for
outsourced databases, which are often not fully trusted. However, access control, another …

Data integration involves combining data from multiple sources and providing users with a
unified query interface. Data integrity has been a key problem in online data integration …

Query authentication is an essential component in Outsourced DataBase (ODB) systems.
This article introduces efficient index structures for authenticating aggregation queries over …

Recently, cloud computing has been spotlighted as a new paradigm of database
management system. In this environment, databases are outsourced and deployed on a …

When outsourced database owners delegate their data to service providers, which might be
untrusted or compromised, two issues of data security emerge, including data confidentiality …

In cloud computing, a cloud provider hosts the data of an organization and replies query
results to the customers of the organization. Because organization's data are confidential …

For securing databases outsourced to the cloud, it is important to allow cloud users to verify
that their queries to the cloud-hosted databases are correctly executed by the cloud. Existing …

Despite extensive research on cryptography, secure and efficient query processing over
outsourced data remains an open challenge. This article continues along with the emerging …