'It Can Take Years': Coinbase Presses for Bitcoin Quantum Migration to Start Now

Coinbase, which safeguards approximately 5% of all BTC, asserts that Bitcoin must immediately begin a multi-year migration to quantum-resistant cryptography before Q-Day occurs. The exchange emphasizes that simply swapping a signature algorithm is insufficient. In a detailed technical post, Coinbase outlined critical operational and technical hurdles the network must overcome, specifically highlighting requirements regarding block space, custody, and the management of dormant coins to ensure long-term security against quantum-computing risks facing the network.