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

Permissionless blockchains promise resilience against censorship by a single entity. This
suggests that deterministic rules, not third-party actors, decide whether a transaction is …

The prosperity of Ethereum attracts many users to send transactions and trade crypto assets.
However, this has also given rise to a new form of transaction-based phishing scam, named …

Over the past years, Decentralized Finance (DeFi) protocols have suffered from several
attacks. As a result, multiple solutions have been proposed to prevent such attacks. Most …

DeFi incidents stemming from various smart contract vulnerabilities have culminated in
financial damages exceeding 3 billion USD. The attacks causing such incidents commonly …

Abstract The detection of Maximal Extractable Value (MEV) in blockchain is crucial for
enhancing blockchain security, as it enables the evaluation of potential consensus layer …

Maximal extractable value (MEV) in which block proposers unethically gain profits by
manipulating the order in which transactions are included within a block, is a key challenge …

Maximal Extractable Value (MEV) drives the prosperity of the blockchain ecosystem. By
strategically including, excluding, or reordering transactions within blocks, block …

In this paper, we focus on the security issues of decentralized exchanges (DEXs),
specifically on front-running attacks. Front-running attacks, which exploit the transparency of …

The detection of Maximal Extractable Value (MEV) in blockchain is crucial for enhancing
blockchain security, as it enables the evaluation of potential consensus layer risks, the …