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Related papers: Obfuscation in Bitcoin: Techniques and Politics

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Bitcoin is a decentralised digital currency that relies on cryptography rather than trusted third parties such as central banks for its security. Underpinning the operation of the currency is a peer-to-peer (P2P) network that facilitates…

Cryptography and Security · Computer Science 2018-05-29 James Tapsell , Raja Naeem Akram , Konstantinos Markantonakis

As the killer application of blockchain technology, blockchain-based payments have attracted extensive attention ranging from hobbyists to corporates to regulatory bodies. Blockchain facilitates fast, secure, and cross-border payments…

Software Engineering · Computer Science 2021-08-19 Qinghua Lu , Xiwei Xu , H. M. N. Dilum Bandara , Shiping Chen , Liming Zhu

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

Steganography is a solution for covert communication and blockchain is a p2p network for data transmission, so the benefits of blockchain can be used in steganography. In this paper, we discuss the advantages of blockchain in steganography,…

Cryptography and Security · Computer Science 2021-01-11 Omid Torki , Maede Ashouri-Talouki , Mojtaba Mahdavi

Blockchain provides the unique and accountable channel for financial forensics by mining its open and immutable transaction data. A recent surge has been witnessed by training machine learning models with cryptocurrency transaction data for…

Cryptography and Security · Computer Science 2023-06-13 Youssef Elmougy , Ling Liu

We give an explicit definition of decentralization and show you that decentralization is almost impossible for the current stage and Bitcoin is the first truly noncentralized currency in the currency history. We propose a new framework of…

Computational Engineering, Finance, and Science · Computer Science 2016-09-12 Xiaochao Qian

In the last years, identity management solutions on blockchain were proposed as a possible solution to the digital identity management problem. However, they are still at an early stage and further research needs to be done to conclude…

Cryptography and Security · Computer Science 2020-04-29 Andreea-Elena Panait , Ruxandra F. Olimid , Alin Stefanescu

This paper first describes an `obfuscating' compiler technology developed for encrypted computing, then examines if the trivial case without encryption produces much-sought indistinguishability obfuscation.

Cryptography and Security · Computer Science 2018-11-30 Peter T. Breuer , Jonathan P. Bowen

As an emerging service framework built by combining cryptography, P2P network, consensus mechanism and innovative contract technology, blockchain has been widely used in digital finance, data sharing, message traceability and electronic…

Cryptography and Security · Computer Science 2025-08-05 Wenwen Zhou , Dongyang Lyu , Xiaoqi Li

Blockchain technology is referred to as a very secure decentralized, distributed ledger that records the history of any digital asset. It is being used in numerous governmental and private sector organizations across numerous nations.…

Computational Engineering, Finance, and Science · Computer Science 2024-02-13 Manal Mansour , May Salama , Hala Helmi , Mona Mursi

Blockchain is currently one of the fastest-growing technologies in the field of Computer Science. It has found a prevalent use in financial applications like cryptocurrency, for example, Bitcoin and Ethereum. They have been able to bring an…

Cryptography and Security · Computer Science 2021-07-30 Keenu Chandra , Maroof Mushtaq , Nalini N

The purpose of this paper is to review the concept of cryptocurrencies in our economy. First, Bitcoin and alternative cryptocurrencies' histories are analyzed. We then study the implementation of Bitcoin in the airline and real estate…

General Economics · Economics 2020-10-06 Merrick Wang

Cryptocurrencies came to the world in the recent decade and attempted to offer a new order where the financial system is not governed by a centralized entity, and where you have complete control over your account without the need to trust…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-09-26 Asa Dan

Anonymity is one of the most important qualities of blockchain technology. For example, one can simply create a bitcoin address to send and receive funds without providing KYC to any authority. In general, the real identity behind…

Cryptography and Security · Computer Science 2020-03-31 Mengjiao Wang , Hikaru Ichijo , Bob Xiao

As blockchains continue to seek to scale to a larger number of nodes, the communication complexity of protocols has become a significant priority as the network can quickly become overburdened. Several schemes have attempted to address…

Information Theory · Computer Science 2023-05-11 Ilan Tennenhouse , Netanel Raviv

Utilizing graph analytics and learning has proven to be an effective method for exploring aspects of crypto economics such as network effects, decentralization, tokenomics, and fraud detection. However, the majority of existing research…

Computational Engineering, Finance, and Science · Computer Science 2024-03-12 Bingqiao Luo

Modern blockchain systems are a fresh look at the paradigm of distributed computing, applied under assumptions of large-scale public networks. They can be used to store and share information without a trusted central party. There has been…

Databases · Computer Science 2018-03-19 Sara Cohen , Aviv Zohar

The use of the term blockchain is documented for disparate projects, from cryptocurrencies to applications for the Internet of Things (IoT), and many more. The concept of blockchain appears therefore blurred, as it is hard to believe that…

Cryptography and Security · Computer Science 2021-02-09 Lorenzo Ghiro , Francesco Restuccia , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia , Leonardo Maccari , Renato Lo Cigno

A blockchain, such as Bitcoin, is an append-only, secure, transparent, distributed ledger. A fair blockchain is expected to have healthy metrics; high honest mining power, low processing latency, i.e., low wait times for transactions and…

Cryptography and Security · Computer Science 2020-03-03 Shoeb Siddiqui , Ganesh Vanahalli , Sujit Gujar

Bitcoin is the first decentralized peer-to-peer (P2P) electronic currency. It was created in November 2008 by Satoshi Nakamoto. Nakamoto released the first implementation of the protocol in an open source client software and the genesis of…

Computers and Society · Computer Science 2016-04-20 Ricardo Perez-Marco
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