Beyond "protected" and "private": An empirical security analysis of custom function modifiers in smart contracts

• Main Authors: FANG, Yuzhou, WU, Daoyuan, YI, Xiao, WANG, Shuai, CHEN, Yufan, CHEN, Mengjie, LIU, Yang, JIANG, Lingxiao
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2023
• Subjects: Smart Contract Security; Taint Analysis; Access Control; Modifiers; Finance and Financial Management; Information Security; Software Engineering
• Online Access: https://ink.library.smu.edu.sg/sis_research/8545; https://ink.library.smu.edu.sg/context/sis_research/article/9548/viewcontent/ISSTA23SoMo.pdf
• Institution: Singapore Management University

A smart contract is a piece of application-layer code running on blockchain ledgers and it provides programmatic logic via transaction-based execution of pre-defined functions. Smart contract functions are by default invokable by any party. To safeguard them, the mainstream smart contract language,...