Ripple has unveiled a comprehensive plan to safeguard the XRP Ledger (XRPL) from potential quantum computing threats, which could compromise the blockchain's security. The multi-phase roadmap includes near-term testing of post-quantum algorithms, parallel integration with existing systems, and a full network transition targeted by 2028. Ripple's plan also accounts for a potential "Q-Day" scenario, where quantum computers could suddenly and significantly compromise current cryptographic systems. The company's existing features, such as native key rotation and deterministic key generation, will facilitate a gradual migration to quantum-resistant cryptography1. This proactive approach reflects growing industry concerns about the potential risks posed by quantum computers. The urgency to migrate to post-quantum cryptography is increasing, driven by advancements in quantum developments, making Ripple's plan a crucial step in protecting the XRPL from future security threats, and its success will be closely watched by practitioners in the field.