Recently, we saw the emergence of consensus-based database systems that promise
resilience against failures, strong data provenance, and federated data management …

Since the introduction of blockchains, several new database systems and applications have
tried to employ them. At the core of such blockchain designs are Byzantine Fault-Tolerant …

With the advent of blockchain technology, new Online Social Networks (OSNs) were
proposed under the name of Blockchain Online Social Media (BOSM). Among the most well …

The emergence of blockchain technology has renewed the interest in consensus-based
data management systems that are resilient to failures. To maximize the throughput of these …

Precision, validity, reliability, timeliness, availability, and granularity are the desired
characteristics for data and information systems. However due to the desired trait of data …

In this paper, we present the design and implementation of a privacy preserving event based
UTXO (Unspent Transaction Output) transaction system. Unlike the existing approaches that …

Large-scale distributed databases are designed and deployed for handling commercial and
cloud-based applications. The general expectation from these applications is to provide …

In humanitarian relief operations, the logistics aspect accounts to approximately 80% of the
effort (Ko & Verity, 2018; Trunick, 2005; Van Wassenhove, 2006) wherein the sector …

Bitcoin introduces a new type of digital currency that does not rely on a central system to
process and maintain transactions. Benefiting from the concept of a decentralized ledger …

Lohkoketjuteknologiaa on kuvattu maailmaa mullistavaksi teknologiaksi, uuden sukupolven
internetiksi ja muilla ylentävillä tavoilla. On kuitenkin selvää, että näinkin uudella …