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Aug 29, 2026

Ripple unveils four-phase plan to make XRP Ledger quantum-resistant by 2028

Ripple has announced a comprehensive four-stage strategy to secure the XRP Ledger against quantum computing threats by 2028, responding to recent advances showing AI models can significantly weaken post-quantum cryptographic protections. The move comes as Bitcoin and Ethereum also published quantum migration plans this week.

Aug 29, 2026·3 sources
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Top claims

  • ▪A March 2026 finding by Google's Quantum AI team showed that 500,000 physical qubits could break elliptic curve cryptography and derive a private key in approximately nine minutes.
  • ▪The final phases of Ripple's roadmap aim to introduce a formal XRP Ledger amendment for native post-quantum support and achieve full quantum readiness by 2028.
  • ▪Development teams for Bitcoin and Ethereum are actively pursuing digital signature replacements to defend their respective networks against practical quantum computing threats.

Subtopics

Blockchain quantum resistance1Cryptography & hashing1

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