A survey on redactable blockchain: challenges and opportunities

T Ye, M Luo, Y Yang, KKR Choo… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
While immutability is an important property of blockchain and can be utilized to build a
credible data publishing platform, the same property can also be abused to disseminate …

Redactable blockchain: Comprehensive review, mechanisms, challenges, open issues and future research directions

SM Abd Ali, MN Yusoff, HF Hasan - Future Internet, 2023 - mdpi.com
The continuous advancements of blockchain applications impose constant improvements on
their technical features. Particularly immutability, a highly secure blockchain attribute …

Redactable blockchain-based secure and accountable data management

Y Xu, S ** from consensus: Instantly redactable blockchain protocols in permissionless setting
X Li, J Xu, L Yin, Y Lu, Q Tang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Blockchain technologies have drawn a lot of attentions, and its immutability is paramount to
applications requiring persistent records. However, tremendous real-world incidents have …

Secure redactable blockchain with dynamic support

D Zhang, J Le, X Lei, T **ang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Blockchain is extensively applied to many fields as an immutable distributed ledger.
However, the immutability contradicts regulations such as the GDPR ruling “the right to be …

Strongly synchronized redactable blockchain based on verifiable delay functions

W Wang, J Duan, L Wang, X Hu… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
As one of the crucial features of the blockchain technique, immutability plays the most
important role in winning the so-called praise of the “trust machine” for blockchain. However …

Redactable consortium blockchain based on verifiable distributed chameleon hash functions

X Wu, X Du, Q Yang, N Wang, W Wang - Journal of Parallel and Distributed …, 2024 - Elsevier
With the evolving application demands, the inherent immutability of consortium blockchains
hinders their widespread adoption. For example, expired data stored on the chain cannot be …