The additional security option, used for credit card transactions, that keeps track of a customer’s historical shopping patterns and notes deviations from the norm is _____.
a. transaction incognito mode
b.transaction identification code
c.transaction-spam control software
d. transaction-risk scoring software
d. transaction-risk scoring software
Card verification value is a three-digit number above the signature panel on the back of a credit card. This technique makes it impossible to make purchases with a credit card number stolen online. An additional security option is transaction-risk scoring software, which keeps track of a customer’s historical shopping patterns and notes deviations from the norm.
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