18 citations · 62 across the 9 of their papers we have counts for
4 papers · 1 filter
Bobtail: A Proof-of-Work Target that Minimizes Blockchain Mining Variance (Draft)
George Bissias, Brian Neil Levine
Blockchain systems are designed to produce blocks at a constant average rate. The most popular systems currently employ a Proof of Work (PoW) algorithm as a means of creating these…
Estimation of Miner Hash Rates and Consensus on Blockchains (draft)
A. Pinar Ozisik, George Bissias, Brian Levine
We make several contributions that quantify the real-time hash rate and therefore the consensus of a blockchain. We show that by using only the hash value of blocks, we can estimat…
An Explanation of Nakamoto's Analysis of Double-spend Attacks
A. Pinar Ozisik, Brian Neil Levine
The fundamental attack against blockchain systems is the double-spend attack. In this tutorial, we provide a very detailed explanation of just one section of Satoshi Nakamoto's ori…
Securing the Assets of Decentralized Applications using Financial Derivatives (DRAFT)
George Bissias, Brian Levine, Nikunj Kapadia
Ethereum contracts can be designed to function as fully decentralized applications called DAPPs. Many DAPPs have already been fielded, including an online marketplace, a role playi…