Partitioning attacks on blockchain systems are a serious threat, with the potential to cause
significant harm on the individual level and to the system as a whole. Deliberate partitions …

Blockchain has gained considerable traction over the last few years and plays a critical role
in realizing decentralized and cryptocurrency applications. A challenge that has been over …

Bitcoin is the leading example of a blockchain application that facilitates peer-to-peer
transactions without the need for a trusted intermediary. This paper considers possible …

Blockchain has received much attention in recent years. This immense popularity has raised
a number of concerns, scalability of blockchain systems being a common one. In this paper …

Conflicting transactions within blockchain networks not only pose performance challenges
but also introduce security vulnerabilities, potentially facilitating malicious attacks. In this …

Blockchains enable secure asset exchange in a distributed system, thereby facilitating
innovative applications such as cryptocurrencies and smart contracts. Although the …

Bitcoin is the leading example of a blockchain application that facilitates peer-to-peer
transactions without the need for a trusted third party. This paper considers possible attacks …

A series of recent studies have shown that permissionless blockchain peer-to-peer networks
can be partitioned at low cost (eg, only a few thousand bots are needed), stealthily (eg, no …

Blockchain (BC) systems are highly distributed peer-to-peer networks that offer an
alternative to centralized services and promise robustness to coordinated attacks. However …

As blockchain technologies and cryptocurrencies increase in popularity, their
decentralization poses unique challenges in network partitions. In traditional distributed …