The rise of quantum computing has sparked concerns about the potential vulnerability of cryptocurrencies to quantum attacks. Experts suggest that XRP's architecture may be better equipped to withstand such threats than Bitcoin's. This is due in part to the XRP Ledger's account-based system, which allows for the rotation of signing keys without requiring a transfer of funds. Additionally, features like escrow with time locks provide an extra layer of protection.
In contrast, Bitcoin's larger scale and lack of key rotation feature may make it more susceptible to quantum attacks, with a significant portion of its circulating supply potentially at risk. While both XRP and Bitcoin face theoretical risks, the extent of the vulnerability differs, with XRP appearing to be less exposed.