LT909 's major applications to be supported are:  

- Access control, Identification: Reading the serial numbers of all cards in the field.  

-  Data Storage: Performing encrypted read and write operations.

- Ticketing: Performing read, write, increment and decrement operations in an encrypted environment.

- Multi applications: Performing read, write, increment and decrement operations on various sectors of the MIFARE  Standard tags using different encryption keys.