In 2008, Blockchain was introduced to the world as the underlying technology of the Bitcoin
system. After more than a decade of development, various Blockchain systems have been …

The emergence of numerous consensus algorithms for distributed systems has resulted from
the swift advancement of blockchain and its related technologies. Consensus algorithms …

Blockchain has found applications to track ownership of digital assets. Yet, several
blockchains were shown vulnerable to network attacks. It is thus crucial for companies to …

The top priority of today's healthcare system is delivering medicine directly from the
manufacturer to end-user. The pharmaceutical supply chain involves some level of …

With the growing commercial interest in blockchains, permissioned implementations have
received increasing attention. Unfortunately, the BFT consensus algorithms that are the …

Consensus, state machine replication (SMR) and total order broadcast (TOB) protocols are
notorious for being poorly scalable with the number of participating nodes. Despite the …

Authentication with username and password is becoming an inconvenient process for the
user. End users typically have little control over their personal privacy, and data breaches …

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

A blockchain is a distributed system that achieves strong security guarantees in storing,
managing, and processing data. All blockchains achieve a common goal: building a …

This paper presents Basil, the first transactional, leaderless Byzantine Fault Tolerant key-
value store. Basil leverages ACID transactions to scalably implement the abstraction of a …