Zombie Card Attack Can Revive Expired Visa Cards for Contactless Payments
UMass Amherst researchers demonstrate Zombie Card, an NFC relay attack that revives expired Visa contactless cards for in-store purchases without breaking cryptography.
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- First seenAug 20, 2026
- Last mentionedAug 20, 2026
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- Visa Kernel 3product · 1
- Visavendor · 1
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