Smart card - what is it?
- In the case of a smart card is a plastic card with a Computer Chip. A smart card looks like a debit card and serves as a kind of digital ID.
- Smart cards are often used in large enterprises, in order to confirm identities. The smart card device is inserted in a suitable reader can be used to read certain information, such as Name, age, Department and authority.
- Thus, for example, doors open, access, release, or operations to authorize. Often smart cards are additionally protected with a PIN Code. This makes the card doubly sure. This type of authentication may, in the future, due to the controversial RFID-Chip-implants to be replaced.

Smart card device with read
Smarcard for the TV - what is it?
- Smart cards, however, also in another area: do you Want to receive at home station via satellite in HD, will be sent to you from many providers such as Kabel Deutschland Smartcard the course.
- This smart card is placed in the so-called CI+ module. This is a kind of Adapter for the smart card. The CI+ module is then connected to the Receiver or TV. Almost all current TVs have a CI+ input.
- By the smart card, you can receive certain channels. Depending on which station package you have ordered with your provider, you will unlock the relevant content for your smart card. The smart card then decrypts all the paid channels.

Smartcard from Kabel Deutschland
In the next practical tip we show you how you can also private channels like Sat1, Pro7 and RTL in HD.