Blockchains have recently been under the spotlight due to the boom of cryptocurrencies and
decentralized applications. There is an increasing demand for querying the data stored in a …

Set accumulators are cryptographic primitives used to represent arbitrarily large sets of
elements with a single constant-size value and to efficiently verify whether a value belongs …

Blockchain has recently gained massive attention thanks to the success of cryptocurrencies
and decentralized applications. With immutability and tamper-resistance features, it can be …

Living in the Information Age allows almost everyone have access to a large amount of
information and options to choose from in order to fulfill their needs. In many cases, the …

Blockchain technology has attracted much attention due to the great success of the
cryptocurrencies. Owing to its immutability property and consensus protocol, blockchain …

When delegating computation to a service provider, as in the cloud computing paradigm, we
seek some reassurance that the output is correct and complete. Yet recomputing the output …

This paper presents IntegriDB, a system allowing a data owner to outsource storage of a
database to an untrusted server, and then enable anyone to perform verifiable SQL queries …

With the boom in cloud computing, data outsourcing in location-based services is
proliferating and has attracted increasing interest from research communities and …

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

With the popularity of location-based services and the abundant usage of smart phones and
GPS-enabled devices, the necessity of outsourcing spatial data has grown rapidly over the …