Profitable Double-Spending Attacks
نویسندگان
چکیده
منابع مشابه
Distributed Double Spending Prevention
We study the problem of preventing double spending in electronic payment schemes in a distributed fashion. This problem occurs, for instance, when the spending of electronic coins needs to be controlled by a large collection of nodes (e.g., in a peer-to-peer (P2P) system) instead of one central bank. Contrary to the commonly held belief that this is fundamentally impossible, we propose several ...
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Bitcoin is a decentralized payment system that is based on Proof-of-Work. Bitcoin is currently gaining popularity as a digital currency; several businesses are starting to accept Bitcoin transactions. An example case of the growing use of Bitcoin was recently reported in the media; here, Bitcoins were used as a form of fast payment in a local fast-food restaurant. In this paper, we analyze the ...
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Bitcoin ([?]) is the world’s first decentralized digital currency. Its main technical innovation is the use of a blockchain and hash-based proof of work to synchronize transactions and prevent double-spending the currency. While the qualitative nature of this system is well understood, there is widespread confusion about its quantitative aspects and how they relate to attack vectors and their c...
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Dan has nearly 20 years experience in the financial services industry having specialized in the areas of wealth management and estate planning. Since joining MD Management in 1998, Dan has worked in Toronto and was most recently the Regional Manager for MD’s Lakeshore office serving Hamilton, Mississauga, and St. Catharines. Prior to joining MD Management, Dan held various senior level manageme...
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ژورنال
عنوان ژورنال: Applied Sciences
سال: 2020
ISSN: 2076-3417
DOI: 10.3390/app10238477