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EMV Chip Cards: What You Need to Know About PIN or Signature Cards and How They Work

Stax

A consumer using a chip and signature card will sign for the purchase. The signature is compared with the one on the back of the card or with the signature stored in the card issuer’s system. If the signatures matches, the transaction is typically approved.

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Deep Dive: How Payment Card Networks Win Merchants Over

PYMNTS

Major worldwide credit card networks turned their attention to the debit market in the 2000s, however, and acquired PIN networks to gain footholds in the growing space. These larger operators sometimes made deals with card issuers, under which the latter would agree to only route payments over the former’s networks.

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FICO’s Take On Debit Security

PYMNTS

The data of 4 million breached debit and credit cards was even posted for sale in late 2019, stolen from four restaurant chains between April and September 2019, and recently made available for purchase on Joker’s Stash, an online black market. A Big-Picture Approach To Thwarting Debit Fraud.