As an integral part of the decentralized finance (DeFi) ecosystem, decentralized exchanges
(DEXs) with automated market maker (AMM) protocols have gained massive traction with …

While decentralized finance (DeFi) has the potential to emulate and, indeed, outperform
existing financial systems, it remains a complex phenomenon yet to be extensively …

This paper presents a dynamic, real-time approach to detecting anomalous blockchain
transactions. The proposed tool, BlockGPT, generates tracing representations of blockchain …

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 …

Decentralized Finance (DeFi), a blockchain powered peer-to-peer financial system, is
mushrooming. Two years ago the total value locked in DeFi systems was approximately …

Non-Fungible Tokens (NFTs) have emerged as a way to collect digital art as well as an
investment vehicle. Despite having been popularized only recently, NFT markets have …

Permissionless blockchains such as Bitcoin have excelled at financial services. Yet,
opportunistic traders extract monetary value from the mesh of decentralized finance (DeFi) …

We consider the market microstructure of automated market makers (AMMs) from the
perspective of liquidity providers (LPs). Our central contribution is a``Black-Scholes formula …

To non-experts, the traditional Centralized Finance (CeFi) ecosystem may seem obscure,
because users are typically not aware of the underlying rules or agreements of financial …

Credit allows a lender to loan out surplus capital to a borrower. In the traditional economy,
credit bears the risk that the borrower may default on its debt, the lender hence requires …