A digital wallet (or e-wallet) works for Internet users as a wallet in the digital world. It is a service which allows users to make electronic commerce transactions securely and quickly.
In some countries e.g. Japan or South Korea, they have already rolled out cell phone-based digital wallet solutions. Consumers in these countries can use their cell phones to pay for groceries, order drinks from a vending machine or even identify themselves at airline ticketing counters.1)
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