The service would give cardholders notification of account activity within seconds rather than hours or days. Based on Visa's transaction authorization system, the program would let customers set thresholds that would trigger an alert. In the event of any unauthorized payments, users would be able to immediately contact their bank to halt further transactions.
According to a recent Javelin Strategy & Research report cited by Visa, consumers view timely alerts as a valuable resource to help detect fraud.--Mark Walsh