Google’s Quantum AI Just Spooked Ripple Into Building a 2-Year Defense Plan for XRP: Should Holders Be Worried?

Ripple published an official multi-phase roadmap on April 20, 2026, outlining how the XRP Ledger will transition to post-quantum cryptography, targeting full readiness no later than 2028. The plan is a direct response to Google Quantum AI research confirming that blockchain cryptography – wallet security, transaction signing, key management – is breakable by sufficiently advanced quantum computers.The thr…