cartão inteligente, e, método para habilitar a autenticação de segurança affline com código pin de um único uso de um cartão inteligente

摘要

The present invention is directed to a smartcard that enables a one-time pin code offline security authentication with a card reader. This is achieved by generating a one-time pin code when the user inputs their pin code. The inputted pin code is encrypted and matched with the encrypted user correct pin code. If there is a match the one-time pin code is stored in memory and the transaction can proceed.