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Contact smart cards (with chip) have a contact zone consisting of a few small contact petals. When the card is inserted into the reader, the chip connects with the card reader which can then read and write information. The standard ISO/IEC 7816 also regulates data exchange protocols and some aspects of work with other smart card data. [1] [2]
A typical SIM card (mini-SIM with micro-SIM cutout) A SIM card or SIM (Subscriber Identity Module) is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices (such as mobile phones and laptops).
A prepaid mobile phone provides most of the services offered by a mobile phone operator. The main difference is that with prepaid phones, payment for service is made before use. As calls and texts are made, and as data is used, deductions are made against the prepaid balance amount until no funds remain (at which time services stop functioning).
Smart cards serve as credit or ATM cards, fuel cards, mobile phone SIMs, authorization cards for pay television, household utility pre-payment cards, high-security identification and access badges, and public transport and public phone payment cards. Smart cards may also be used as electronic wallets. The smart card chip can be "loaded" with ...
PC cards, also known as PC data cards, and Express cards; Mini PCI and Mini PCI Express cards that are integrated into the laptop; USB and mobile broadband modems, also known as connect cards; portable devices with built-in support for mobile broadband, such as laptops, smartphones/tablets, PDAs, and other mobile Internet devices.
A telephone card, calling card or phone card for short, is a credit card-size plastic or paper card used to pay for telephone services (often international or long-distance calling). It is not necessary to have the physical card except with a stored-value system; knowledge of the access telephone number to dial and the PIN is sufficient.
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