Originally published on: November 23, 2024
Dr. XinXin Fan, a cryptography expert leading the charge at IoTeX, recently collaborated on a groundbreaking study titled “Enabling a Smooth Migration Towards Post-Quantum Security for Ethereum.” This research piece, honored with the Best Paper award at the 2024 International Conference for Blockchain, proposes a novel approach to safeguarding Ethereum and other cryptographic systems from quantum attacks using hash-based zero-knowledge technology.
In a candid conversation with Cointelegraph, Dr. Fan shed light on the quantum vulnerabilities associated with current blockchain systems using ECDSA and how integrating hash-based zero-knowledge proofs like zk-STARK can fortify the network’s defenses. This innovative method not only enhances security but also streamlines user experience, ensuring a seamless transition without added complexity.
“We’re prioritizing both security and usability in our approach,” Dr. Fan emphasized. Striking a delicate balance between user convenience and robust security measures is crucial for a timely and effective migration to post-quantum standards.
Highlighting the urgency of this transition, NIST has set a hard deadline for legacy systems to adopt post-quantum signature standards by 2035. The recent report of a quantum breach at Shanghai University serves as a stark reminder of the evolving threat landscape, underscoring the need for preemptive action.
However, it’s important to note that quantum computers have not yet cracked modern encryption standards, as evidenced by the limited success in breaking a 22-bit key in the Shanghai University experiment. Experts agree that the exaggerated fears surrounding quantum threats stem from the significant gap between current quantum capabilities and encryption key lengths.
As the industry marches towards a quantum-safe future, integrating hash-based zero-knowledge technology emerges as a pragmatic and user-friendly solution to fortify Ethereum and similar networks. Stay informed with more insightful articles like this by subscribing to the Cointelegraph Research Newsletter today.