Accountable and fine-grained controllable rewriting in blockchains

• Main Authors: XU, Shengmin, HUANG, Xinyi, YUAN, Jiaming, LI, Yingjiu, DENG, Robert H.
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2023
• Subjects: Redactable blockchain; accountable blockchain rewriting; Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/7830
• Institution: Singapore Management University

Most blockchains are designed to be immutable such that an object, e.g., a block or a transaction, is persisted once it has been registered. However, blockchain immutability hinders blockchain development due to the increasing abuse of blockchain storage and legal obligations. To break immutability...