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Related papers: A First Look into DeFi Oracles

200 papers

The rapid growth of Decentralized Finance (DeFi) boosts the Ethereum ecosystem. At the same time, attacks towards DeFi applications (apps) are increasing. However, to the best of our knowledge, existing smart contract vulnerability…

Cryptography and Security · Computer Science 2021-05-03 Siwei Wu , Dabao Wang , Jianting He , Yajin Zhou , Lei Wu , Xingliang Yuan , Qinming He , Kui Ren

Currently cryptocurrencies and Decentralized Finance (DeFi), which enable financial services on public blockchains, represents a new growing trend in finance. In contrast to financial markets, ruled by traditional corporations, DeFi is…

Social and Information Networks · Computer Science 2024-01-04 Mar Grande , Florentino Borondo , Javier Borondo

Cryptocurrency can be understood as a digital asset transacted among participants in the crypto economy. Every cryptocurrency must have an associated Blockchain. Blockchain is a Distributed Ledger Technology (DLT) which supports…

Computers and Society · Computer Science 2024-05-20 Carlos Alberto Durigan Junior , Fernando Jose Barbin Laurindo

The evolving landscape of Decentralized Finance (DeFi) has raised critical security concerns, especially pertaining to Protocols for Loanable Funds (PLFs) and their dependency on price oracles, which are susceptible to manipulation. The…

Cryptography and Security · Computer Science 2024-01-17 Sanidhay Arora , Yingjiu Li , Yebo Feng , Jiahua Xu

Decentralized Finance (DeFi) platforms are often governed by Decentralized Autonomous Organizations (DAOs) which are implemented via governance protocols. Governance tokens are distributed to users of the platform, granting them voting…

Cryptography and Security · Computer Science 2023-08-09 Maya Dotan , Aviv Yaish , Hsin-Chu Yin , Eytan Tsytkin , Aviv Zohar

Since the inception of permissionless blockchains with Bitcoin in 2008, it became apparent that their most well-suited use case is related to making the financial system and its advantages available to everyone seamlessly without depending…

General Finance · Quantitative Finance 2023-06-16 Georgios Palaiokrassas , Sandro Scherrers , Iason Ofeidis , Leandros Tassiulas

In recent years, blockchain technology has introduced decentralized finance (DeFi) as an alternative to traditional financial systems. DeFi aims to create a transparent and efficient financial ecosystem using smart contracts and emerging…

Computational Engineering, Finance, and Science · Computer Science 2024-03-14 Bingqiao Luo , Zhen Zhang , Qian Wang , Anli Ke , Shengliang Lu , Bingsheng He

Decentralized Finance (DeFi) is reshaping traditional finance by enabling direct transactions without intermediaries, creating a rich source of open financial data. Layer 2 (L2) solutions are emerging to enhance the scalability and…

General Economics · Economics 2025-08-11 Nir Chemaya , Lin William Cong , Emma Jorgensen , Dingyue Liu , Luyao Zhang

Decentralized finance (DeFi) lacks centralized oversight, often resulting in heightened volatility. In contrast, centralized finance (CeFi) offers a more stable environment with institutional safeguards. Institutional backing can play a…

Computational Finance · Quantitative Finance 2025-12-23 Ihlas Sovbetov

Fraud across the decentralized finance (DeFi) ecosystem is growing, with victims losing billions to DeFi scams every year. However, there is a disconnect between the reported value of these scams and associated legal prosecutions. We use…

Cryptography and Security · Computer Science 2023-05-29 Arianna Trozze , Toby Davies , Bennett Kleinberg

Decentralized Finance (DeFi) offers a whole new investment experience and has quickly emerged as an enticing alternative to Centralized Finance (CeFi). Rapidly growing market size and active users, however, have also made DeFi a lucrative…

Cryptography and Security · Computer Science 2024-06-25 Mingyi Liu , Jun Ho Huh , HyungSeok Han , Jaehyuk Lee , Jihae Ahn , Frank Li , Hyoungshick Kim , Taesoo Kim

With the development of decentralized finance (DeFi), lending protocols have been increasingly proposed in the market. A comprehensive and in-depth evaluation of lending protocol is essential to the DeFi market participants. Due to the…

Social and Information Networks · Computer Science 2023-03-03 Shuai Yang , Wei Cui

Decentralized finance (DeFi) protocols are crypto projects developed on the blockchain to manage digital assets. Attacks on DeFi have been frequent and have resulted in losses exceeding \$77 billion. However, detection methods for malicious…

Cryptography and Security · Computer Science 2024-05-21 Wenkai Li , Xiaoqi Li , Yuqing Zhang , Zongwei Li

Decentralized Finance (DeFi) is emerging as a peer-to-peer financial ecosystem, enabling participants to trade products on a permissionless blockchain. Built on blockchain and smart contracts, the DeFi ecosystem has experienced explosive…

Cryptography and Security · Computer Science 2023-09-07 Peng Qian , Rui Cao , Zhenguang Liu , Wenqing Li , Ming Li , Lun Zhang , Yufeng Xu , Jianhai Chen , Qinming He

Decentralized Finance (DeFi), a financial ecosystem without centralized controlling organization, has introduced a new paradigm for lending and borrowing. However, its capital efficiency remains constrained by the inability to effectively…

Risk Management · Quantitative Finance 2025-03-26 Rik Ghosh , Arka Datta , Vidhi Aggarwal , Sudipan Sinha , Rajdeep Sengupta

Decentralized Finance (DeFi) is increasingly studied and adopted for its potential to provide accessible and transparent financial services. Analyzing how investors use DeFi is important for reaching a better understanding of their usage…

Social and Information Networks · Computer Science 2024-08-23 Natkamon Tovanich , Célestin Coquidé , Rémy Cazabet

Decentralized Finance (DeFi) on Ethereum has undergone significant transformations since its emergence during the DeFi summer of 2020. With the introduction of Proof of Stake (PoS) and Proposer-Builder Separation (PBS), the transaction…

General Economics · Economics 2025-05-27 Paul Janicot , Alex Vinyas

Decentralized Finance (DeFi), in which digital assets are exchanged without trusted intermediaries, has grown rapidly in value in recent years. The global DeFi ecosystem is fragmented into multiple blockchains, fueling the demand for…

Cryptography and Security · Computer Science 2024-10-16 Daniël Reijsbergen , Bretislav Hajek , Tien Tuan Anh Dinh , Jussi Keppo , Henry F. Korth , Anwitaman Datta

In recent years, the Decentralized Finance (DeFi) market has witnessed numerous attacks on the price oracle, leading to substantial economic losses. Despite the advent of truth discovery methods opening up new avenues for oracle…

Computer Science and Game Theory · Computer Science 2024-02-23 Youquan Xian , Peng Liu , Dongcheng Li , Xueying Zeng

Financial options are fundamental to traditional markets, enabling strategies ranging from hedging to speculating. Yet, while the Automated Market Maker paradigm has revolutionized decentralized spot markets, no equivalent standard has…

Mathematical Finance · Quantitative Finance 2026-05-20 Maxim Bichuch , Zachary Feinstein