Crypto is the canary in the coal mine for the quantum computing threat, experts say

Experts warn that the decentralized nature of cryptocurrencies makes them the most likely first target for quantum-enabled cyberattacks as quantum computing capabilities advance. While post-quantum cryptographic solutions exist, the primary challenge for networks like Bitcoin is achieving the necessary community consensus to implement these security upgrades before the projected 2029 'Q-Day' deadline.
"Cryptocurrencies are the canary in the coal mine," Eddy Zervigon, CEO of Quantum Xchange, said in an interview with CoinDesk. Zervigon's firm builds infrastructure to shield networks, including financial ones, from quantum-enabled attacks, and he's blunt about where the first casualty is likely to show up.
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