IC card is another new information tool after the magnetic card. IC card refers to the integrated circuit card, the general bus card is a kind of IC card, the general common IC card uses radio frequency technology to communicate with the IC card reader. IC card and magnetic card is different, IC card is through the integrated circuit of the card to store information, and magnetic card is through the magnetic force in the card to record information. The cost of IC cards is generally higher than magnetic cards, but the confidentiality is better.