What are the steps to take with a smart card (taking a contact card as an example)?

(2) The authenticity of the reader authentication card.

(3) The card authenticates the authenticity of the reader.

(4) Check if the card is blacklisted. If it is included, it will be discontinued.

(5) Check if the last transaction has been completed normally

(6) Identify the identity of the cardholder.

(7) Transaction or verification pass according to application requirements.

(8) Pull the card.