French software vendor Alcinéo has created Visa contactless payWave card acceptance for Android smartphones without the use of a card reader inserted in the phone or an external device connected to it via Bluetooth. Merchants will download a payment application to the trusted execution environment (TEE) within the phone’s main processing unit, where data can be isolated from the operating system and payment functions can be executed. The TEE, a combination of hardware and software, protects against malicious software and viruses acting within the operating system. It also provides fast proc...