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ETHDKG: Distributed Key Generation with Ethereum Smart Contracts
Distributed Key Generation DKG Ethereum
2019/8/30
Distributed key generation (DKG) is a fundamental building block for a variety of cryptographic schemes and protocols, such as threshold cryptography, multi-party coin tossing schemes, public randomne...
MixEth: efficient, trustless coin mixing service for Ethereum
Cryptography Verifiable shuffle Anonymity
2019/4/3
Coin mixing is a prevalent privacy-enhancing technology for cryptocurrency users. In this paper, we present MixEth, which is a trustless coin mixing service for Turing-complete blockchains. MixEth doe...
Trustee: Full Privacy Preserving Vickrey Auction on top of Ethereum
Vickrey Auction Trusted Execution Environment Intel SGX
2019/2/27
The wide deployment of tokens for digital assets on top of Ethereum implies the need for powerful trading platforms. Vickrey auctions have been known to determine the real market price of items as bid...
Uncle Traps: Harvesting Rewards in a Queue-based Ethereum Mining Pool
queue-based mining pools ethereum uncle blocks
2019/1/26
Mining pools in Proof-of-Work cryptocurrencies allow miners to pool their computational resources as a means of reducing payout variance. In Ethereum, uncle blocks are valid Proof-of-Work solutions wh...
The success of the Ethereum blockchain as a decentralized application platform with a distributed consensus protocol has made many organizations start to invest in running their business on top of it....
Low-Resource Eclipse Attacks on Ethereum's Peer-to-Peer Network
Ethereum eclipse attacks blockchain
2018/3/9
We present eclipse attacks on Ethereum nodes that exploit the peer-to-peer network used for neighbor discovery. Our attacks can be launched using only two hosts, each with a single IP address. Our ecl...
A survey of attacks on Ethereum smart contracts
smart contracts blockchain cryptocurrencies
2016/12/8
Smart contracts are computer programs that can be correctly executed by a network of mutually distrusting nodes, without the need of an external trusted authority. Since smart contracts handle and tra...