Vitalik Buterin Warns Ethereum Faces Quantum Threat

Key Insights: Ethereum co-founder Vitalik Buterin published a quantum resistance roadmap on Feb. 26, outlining fixes for four vulnerable components of the network. He said consensus signatures, data availability, externally owned accounts, and zero-knowledge proofs faced long-term quantum risk. The proposal set a phased plan to harden Ethereum before large-scale quantum machines emerge source: https://www.thecoinrepublic.com/2026/02/27/vitalik-buterin-warns-ethereum-faces-quantum-threat/