Quantum Threat to Crypto Is Not Here Yet, but Coinbase Advisory Board Says the Time to Prepare Is Now
thequantuminsider.com Jun 14, 2026

Quantum Threat to Crypto Is Not Here Yet, but Coinbase Advisory Board Says the Time to Prepare Is Now

AI-summarised brief · reviewed before publication

A Coinbase advisory board report has warned the cryptocurrency industry to prepare for the potential threat of quantum computers capable of breaking current blockchain cryptography. While such computers are not imminent, the report emphasizes that delaying preparation could create avoidable risks for digital assets. The report highlights post-quantum migration challenges, including larger signature sizes and potential impacts on blockchain throughput and fees. Analysts recommend adopting crypto-agile strategies and developing phased migration plans to transition to post-quantum security.

💡 Why It Matters

  • · The cryptocurrency industry's delay in preparing for quantum threats could create avoidable risks for digital assets, and the commercial momentum behind quantum computing investment could extend the timeline for quantum threats to cryptography.