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A startup says technology that lets webcams read credit-card details will make transactions easier and more secure.
Only a few handsets contain contactless payment chips, but many more devices could use sounds to achieve the same purpose.
A study reveals the challenges facing mobile payment systems in Third World countries.
“Contactless” hardware lets phones and gadgets pay with a tap, but the coming plethora of apps that use it may confuse users.
Handsets will soon be able to connect to other gadgets or make payments with a tap.
A smarter credit card could mean new security features and other functionality.