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10/04/2022
Privacy-Preserving Link Prediction
Consider two data holders, ABC and XYZ, with graph data (e.g., social ne...
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06/01/2022
Not so immutable: Upgradeability of Smart Contracts on Ethereum
A smart contract that is deployed to a blockchain system like Ethereum i...
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07/07/2021
TokenHook: Secure ERC-20 smart contract
ERC-20 is the most prominent Ethereum standard for fungible tokens. Toke...
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06/01/2021
SoK: Oracles from the Ground Truth to Market Manipulation
One fundamental limitation of blockchain-based smart contracts is that t...
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01/15/2021
Trading on-chain: how feasible is regulators' worst-case scenario?
When consumers trade financial products, they typically use well-identif...
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09/27/2019
SoK: Blockchain Technology and Its Potential Use Cases
Bitcoin's success has led to significant interest in its underlying comp...
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07/01/2019
One-Time Programs made Practical
A one-time program (OTP) works as follows: Alice provides Bob with the i...
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07/01/2019
Resolving the Multiple Withdrawal Attack on ERC20 Tokens
Custom tokens are an integral component of decentralized applications (d...
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02/13/2019
SoK: Transparent Dishonesty: front-running attacks on Blockchain
We consider front-running to be a course of action where an entity benef...
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04/20/2018
Securing Email
Email is the most ubiquitous and interoperable form of online communicat...
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03/07/2018
A first look at browser-based Cryptojacking
In this paper, we examine the recent trend towards in-browser mining of ...
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02/14/2018
On the Feasibility of Decentralized Derivatives Markets
In this paper, we present Velocity, a decentralized market deployed on E...
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02/12/2018
A first look at the usability of bitcoin key management
Bitcoin users are directly or indirectly forced to deal with public key ...
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02/12/2018