CoinDesk
Hong Kong's central bank handed the territory's banking sector a score of 2.3 out of 10 on its first Quantum Preparedness Index, published Monday alongside a whitepaper at the eighth FiNETech conference. The reading puts most lenders squarely in the awareness phase of a four-stage ladder covering awareness, planning, pilot programs and practical preparedness.
Roughly 68% of banks surveyed showed at least some awareness or had moved into planning or pilot stages. The rest hadn't even started. About half of lenders have yet to formalize a plan for migrating to post-quantum cryptography. Only one-third had begun exploring or testing anything quantum-related, even though board-level discussions had taken place at about half of them.
Why it matters
Readiness matters because quantum computing poses a long-term threat to the cryptography that underpins modern finance. Banks are especially exposed to harvest-now-decrypt-later attacks, in which adversaries stockpile encrypted data today for later decryption once quantum hardware catches up. The Bank for International Settlements' Project Leap has flagged this as an immediate threat to the financial system, and blockchains like Bitcoin and Ethereum face the same exposure.
Market impact
Practical, large-scale quantum machines capable of breaking bank security don't yet exist, but estimates for when the risk crystallizes start as early as 2029. The HKMA wants a perfect 10 by 2030 and is rolling out a post-quantum cryptography toolkit with Hong Kong University of Science and Technology's business school, alongside workshops for skills and crypto agility. It joins parallel global timelines, including two executive orders signed by President Donald Trump targeting quantum development by 2028 and federal migration to post-quantum cryptography by 2030-31.
Frequently asked questions
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What is Hong Kong's Quantum Preparedness Index?
The HKMA published its first Quantum Preparedness Index on Monday alongside a whitepaper at the eighth FiNETech conference. It scored the territory's banking sector at 2.3 out of 10, placing most lenders in the awareness phase of a four-stage readiness ladder.
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Why is quantum readiness a concern for banks?
Quantum computing poses a long-term risk to the cryptography that underpins modern finance. Banks are especially exposed to harvest-now-decrypt-later attacks, in which adversaries stockpile encrypted data today for later decryption once quantum hardware catches up.
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What did the HKMA survey find about post-quantum cryptography adoption?
Roughly 68% of banks surveyed showed at least some awareness of quantum risks or had moved into planning or pilot stages. About half had not formalized a plan for migrating to post-quantum cryptography, and only one-third had begun testing anything quantum-related.
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What is the HKMA doing to raise the sector's score?
The HKMA is targeting a perfect 10 on the index by 2030. It is developing a post-quantum cryptography toolkit with Hong Kong University of Science and Technology's business school and running workshops to build skills and crypto agility across the industry.
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When could quantum attacks on bank cryptography become real?
Practical large-scale quantum machines capable of breaking bank security do not exist today, but estimates for when that risk crystallizes start as early as 2029. The HKMA's 2030 target aligns with US federal timelines for post-quantum cryptography migration by 2030-31.
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