Mobile phones may be about to replace smart cards for card payments, avoiding the need to carry a wallet full of plastic cards as well as a mobile phone.
The next generation of mobile phones may be equipped with Near Field Communication (NFC) contactless communication technology incorporated into their removable SIM cards. Since a SIM card is issued to a user by a network operator, it can be used to identify a mobile phone's user. As an interim measure, phones may be provided with RFID tags to perform a similar function.
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http://www.bbc.co.uk/news/technology-12478643
http://www.bbc.co.uk/news/technology-13457071
http://www.bbc.co.uk/news/technology-13467141
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Image: Intel 80486DX2 processor die, 12×6.75 mm, in its packaging (Wikipedia)
Plastic cards are very easy and safe for making payments for your shopping.
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