Quantum Computing & Crypto Security
Research-backed analysis of quantum computing threats to cryptocurrency. Real data, named sources, actionable guidance.
The Quantum Threat to Cryptocurrency: What Investors Must Understand in 2026
Nobel physicist John Martinis warns Bitcoin could be an early target. Coinbase advisory board says the industry is running out of time. A full breakdown of the quantum computing threat.
Is Bitcoin Safe from Quantum Computers? 6.9 Million BTC Already Exposed
Deloitte estimates 34% of all bitcoins have public keys exposed on-chain. BIP-360 and BIP-361 propose migration paths. An analysis of Bitcoin's quantum vulnerability by address type.
Ethereum's Quantum Vulnerability: Every Outgoing Transaction Exposes the Key
Ethereum uses the same ECDSA secp256k1 curve as Bitcoin. Every EOA with a single outgoing transaction has its public key recoverable on-chain. The Ethereum Foundation targets 2029 for PQC upgrades.
Solana's Quantum Defense: Falcon Signatures and the Migration Roadmap
Solana core teams Anza and Firedancer have both landed on the Falcon signature scheme. A phased PQC migration roadmap is already in place.
How to Protect Crypto Holdings from Quantum Computing Threats
Practical steps for Bitcoin, Ethereum, and Solana holders. Address hygiene, hardware wallets, PQC migration timelines, and what the BIP-360 proposal means for long-term security.