A smart contract is a computer program that allows users to automate their actions on the
blockchain platform. Given the significance of smart contracts in supporting important …

The blockchain technology, initially created for cryptocurrency, has been re-purposed for
recording state transitions of smart contracts—decentralized applications that can be …

Within just four years, the blockchain-based Decentralized Finance (DeFi) ecosystem has
accumulated a peak total value locked (TVL) of more than 253 billion USD. This surge in …

Blockchain technology brings innovation to various industries. Ethereum is currently the
second blockchain platform by market capitalization, it's also the largest smart contract …

Blockchain-based cryptocurrencies have received extensive attention recently. Massive data
has been stored on permission-less blockchains. The analysis of massive blockchain data …

Smart contracts are Turing-complete programs running on the blockchain. They are
immutable and cannot be modified, even when bugs are detected. Therefore, ensuring …

Smart contracts have become lucrative and profitable targets for attackers because they can
hold a great amount of money. Unfortunately, existing offline approaches for discovering the …

Cryptocurrencies gain trust in users by publicly disclosing the full creation and transaction
history. In return, the transaction history faithfully records the whole spectrum of …

Decentralized Finance, mushrooming in permissionless blockchains, has attracted a recent
surge in popularity. Due to the transparency of permissionless blockchains, opportunistic …

Cyptographic tokens are one of the cornerstones of the new blockchain world but the
knowledge about these digital objects is still limited. In this research, we argue that crypto …