what is a quantum ledger - Ripple Plans Quantum-Proofing for XRP Ledger by 2028

Ripple has announced its intention to make the XRP Ledger quantum-resistant by 2028, addressing potential threats from advancements in quantum computing. The company emphasized the urgency of preparation, noting that while current assets face no immediate risk, the threat has evolved from theoretical to real. Ripple highlighted the risk of 'harvest now, decrypt later,' where encrypted data could be collected now and decrypted in the future as quantum technology advances.In its report, Ripple claimed that the XRP Ledger is better equipped than other blockchains, such as Ethereum, due to its support for native key rotation. This feature allows users to phase out potentially insecure keys without altering their accounts. Ripple's proactive stance comes amid broader industry discussions on quantum threats, with some leaders downplaying the risks while others, like Justin Sun of Tron, also take precautionary measures.
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