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‘Distributed guessing’ attack lets hackers verify Visa card details

05
Dec
2016
‘Distributed guessing’ attack lets hackers verify Visa card details

Male hand using computer and credit card for online payment

Add credit card fraud to the list of things that distributed processing can speed up.

An e-commerce site will typically block a credit card number after 10 or 20 failed attempts to enter the corresponding expiry date and CVV (card verification value), making life difficult for fraudsters who don’t have a full set of credentials.

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