Q-Day threatens current encryption
Wednesday 15th July, 2026
Quantum computers could one day break today’s public-key encryption, allowing attackers to harvest encrypted financial and personal data now and decrypt it later.
This gives Wise a chance to talk about protecting customers’ cross-border payments and multi‑currency accounts in the UK and beyond as the industry adopts quantum‑safe crypto.
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Why have we flagged this?
Q‑Day is a plausible future threat to customer transaction and account security in cross‑border payments, so this is an opportunity to explain Wise’s quantum‑safe roadmap and reassure customers with technical detail.
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