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Related papers: Bitcoin and Decentralized Trust Protocols

200 papers

The internet era has generated a requirement for low cost, anonymous and rapidly verifiable transactions to be used for online barter, and fast settling money have emerged as a consequence. For the most part, e-money has fulfilled this…

Cryptography and Security · Computer Science 2015-08-19 Gareth W. Peters , Efstathios Panayi , Ariane Chapelle

The registration, transfer, clearing and settlement of equities represents a significant part of economic activity currently underserved by modern technological innovation. In addition, recent events have revealed problems of transparency,…

Cryptography and Security · Computer Science 2016-12-22 Brent Kievit-Kylar , Chris Horlacher , Marc Godard , Christian Saucier

A peer-to-peer network, enabling different parties to jointly store and run computations on data while keeping the data completely private. Enigma's computational model is based on a highly optimized version of secure multi-party…

Cryptography and Security · Computer Science 2015-06-12 Guy Zyskind , Oz Nathan , Alex Pentland

A decentralized online petition system enables individuals or groups to create, sign, and share petitions without a central authority. Using blockchain technology, these systems ensure the integrity and transparency of the petition process…

Cryptography and Security · Computer Science 2024-07-02 Jagdeep Kaur , Kevin Antony , Nikhil Pujar , Ankit Jha

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 cryptocurrency user behaviors. This article analyzes and…

Cryptography and Security · Computer Science 2020-10-05 Xiao Fan Liu , Xin-Jian Jiang , Si-Hao Liu , Chi Kong Tse

Bitcoin is a peer-to-peer distributed cryptocurrency system, that keeps all transaction history in a public ledger known as blockchain. The Bitcoin network is implicitly pseudoanonymous and its nodes are controlled by independent entities…

Numerous electronic cash schemes have been proposed over the years - however none have been embraced by financial institutions as an alternative to fiat currency. David Chaum's ecash scheme was the closest to something that mimicked a…

Cryptography and Security · Computer Science 2021-05-11 Hitesh Tewari

Motivated by the great success and adoption of Bitcoin, a number of cryptocurrencies such as Litecoin, Dogecoin, and Ethereum are becoming increasingly popular. Although existing blockchain-based cryptocurrency schemes can ensure reasonable…

Cryptography and Security · Computer Science 2016-12-02 Jian Liu , Wenting Li , Ghassan O. Karame , N. Asokan

Different versions of peer-to-peer electronic cash exist as data represented by separate blockchains. Payments between such systems cannot be sent directly from one party to another without going through a financial institution. Bitcoin…

Cryptography and Security · Computer Science 2016-09-12 S. Matthew English , Fabrizio Orlandi , Soeren Auer

The rising importance of cryptocurrencies as financial assets pushed their applicability from an object of speculation closer to standard financial instruments such as loans. In this work, we initiate the study of secure protocols that…

Cryptography and Security · Computer Science 2025-10-31 Pavel Hubáček , Jan Václavek , Michelle Yeo

Soon after its introduction in 2009, Bitcoin has been adopted by cyber-criminals, which rely on its pseudonymity to implement virtually untraceable scams. One of the typical scams that operate on Bitcoin are the so-called Ponzi schemes.…

Cryptography and Security · Computer Science 2018-03-05 Massimo Bartoletti , Barbara Pes , Sergio Serusi

Blockchain technology has emerged as one of the most transformative digital innovations of the 21st century. This paper presents a comprehensive review of blockchain's fundamental architecture, tracing its development from Bitcoin's initial…

Cryptography and Security · Computer Science 2025-05-14 Aditya Pratap Singh

This paper surveys innovative protocols that enhance the programming functionality of the Bitcoin blockchain, a key part of the "Bitcoin Ecosystem." Bitcoin utilizes the Unspent Transaction Output (UTXO) model and a stack-based script…

Cryptography and Security · Computer Science 2024-10-01 Guofu Liao , Taotao Wang , Qing Yang , Yihan Xia , Long Shi , Xiang Zhao , Xiaoxiao Wu , Shengli Zhang , Anthony Chan , Richard Yuen

Heretofore the concept of "blockchain" has not been precisely defined. Accordingly the potential useful applications of this technology have been largely inflated. This work sidesteps the question of what constitutes a blockchain as such…

Databases · Computer Science 2017-03-14 S. Matthew English , Ehsan Nezhadian

The blockchain technology has been changing our daily lives since Bitcoin - i.e., the first decentralized cryptocurrency - was invented and released as open-source software by an unidentified person or a group called Satoshi Nakamoto in…

Networking and Internet Architecture · Computer Science 2019-04-16 Jia Kan , Kyeong Soo Kim

Cryptocurrency has been extensively studied as a decentralized financial technology built on blockchain. However, there is a lack of understanding of user experience with cryptocurrency exchanges, the main means for novice users to interact…

Human-Computer Interaction · Computer Science 2022-06-16 Zhixuan Zhou , Bohui Shen

Authcoin is an alternative approach to the commonly used public key infrastructures such as central authorities and the PGP web of trust. It combines a challenge response-based validation and authentication process for domains,…

Cryptography and Security · Computer Science 2016-09-19 Benjamin Leiding , Clemens H. Cap , Thomas Mundt , Samaneh Rashidibajgan

This thesis presents techniques to investigate transactions in uncharted cryptocurrencies and services. Cryptocurrencies are used to securely send payments online. Payments via the first cryptocurrency, Bitcoin, use pseudonymous addresses…

Cryptography and Security · Computer Science 2022-03-29 Haaroon Yousaf

The Bitcoin cryptocurrency records its transactions in a public log called the blockchain. Its security rests critically on the distributed protocol that maintains the blockchain, run by participants called miners. Conventional wisdom…

Cryptography and Security · Computer Science 2013-11-18 Ittay Eyal , Emin Gun Sirer

This research paper provides a comprehensive analysis of Bitcoin, delving into its evolution, adoption, and potential future implications. As the pioneering cryptocurrency, Bitcoin has sparked significant interest and debate in recent…

Cryptography and Security · Computer Science 2023-04-07 Neelesh Mungoli