A Buyer's Guide To Underground Hacking

Verified By Visa

Verified by Visa works to confirm an online shopper's identity in real time by requiring an additional password or other data to help ensure that no one but the cardholder can use his or her Visa card online, the Dell researchers said. A cybercriminal who is selling both the credit card data and the victim's passphrase can expect to sell the information for about $10 each. Visa provides a website for cardholders to register for the program, but security experts say the secondary information provided can be stolen through a phishing attack.

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