The rise of Ethereum has lead to a flourishing decentralized marketplace that has,
unfortunately, fallen victim to frontrunning and Maximal Extractable Value (MEV) activities …

User transactions on Ethereum's peer-to-peer network are at risk of being attacked. The
smart contracts building decentralized finance (DeFi) have introduced a new transaction …

The use of blockchains for automated and adversarial trading has become commonplace.
However, due to the transparent nature of blockchains, an adversary is able to observe any …

Blockchains offer strong security guarantees, but they cannot protect the ordering of
transactions. Powerful players, such as miners, sequencers, and sophisticated bots, can …

Many cryptocurrency platforms are vulnerable to Maximal Extractable Value (MEV) attacks,
where a malicious consensus leader can inject transactions or change the order of user …

Leader-based protocols for consensus, ie, atomic broadcast, allow some processes to
unilaterally affect the final order of transactions. This has become a problem for blockchain …

Maximal Extractable Value (MEV) refers to excess value captured by miners (or validators)
from users in a cryptocurrency network. This excess value often comes from reordering …

Cryptocurrency miners have great latitude in deciding which transactions they accept,
including their own, and the order in which they accept them. Ethereum miners in particular …

Front-running is the malicious, and often illegal, act of both manipulating the order of
pending trades and injecting additional trades to make a profit at the cost of other users. In …

Decentralized exchanges are revolutionizing finance. With their ever-growing increase in
popularity, a natural question that begs to be asked is: how efficient are these new markets …