(1), the photos on the front and back of the ID card have personal privacy, such as personal home address, ID card number, etc. It is easy to reveal personal privacy information if the ID card photos are leaked.

(2) If the photos on the front and back of the ID card are leaked, online criminals will register and authenticate personal websites with their real names, which will easily affect personal credit.

(3) The photos on the front and back of the ID card are leaked, and the illegal photos flow into the hands of criminals, which may be used to register the account of a foreign shopping website, and future crimes will have an impact on me.

(4) The disclosure of photos on the front and back of the ID card may be used by criminals to sell personal information of citizens such as ID cards and bank card information on the Internet for profit.

2. What is a bank card?

(1) Bank card refers to a credit payment tool approved by commercial banks (including postal financial institutions) and having all or part of the functions of consumer credit, transfer settlement, cash deposit and withdrawal, etc. Bank card reduces the circulation of cash and checks, which makes the banking business break through the limitation of time and space and undergo fundamental changes. The application of bank card automatic settlement system makes the dream of "no cheque, no cash society" come true.

(2) Classification of bank cards Generally speaking, bank cards are divided into credit cards and debit cards according to whether credit lines are granted to cardholders. In addition, bank cards can be divided into magnetic stripe cards and chip cards according to different information carriers; According to whether the issuer is in China, it is divided into domestic cards and overseas cards; It is divided into personal cards and unit cards according to different issuers; According to the different currencies of accounts, they are divided into RMB cards, foreign currency cards and dual currency cards.

(3) Debit cards are divided into transfer cards, special cards and stored value cards according to different functions. Debit cards cannot be overdrawn. The transfer card has the functions of transfer, cash deposit and withdrawal and consumption. Special card is a special-purpose debit card used in a specific area (except for department stores, restaurants and entertainment industries). It has the functions of transferring money and depositing and withdrawing cash. Stored value card is a prepaid wallet debit card in which the bank transfers funds to the card for storage according to the cardholder's requirements, and directly deducts money from the card during the transaction.

(4) [Debit card] can be used for online or POS consumption or ATM transfer and withdrawal, and cannot be overdrawn. Interest is paid on the amount in the card according to the current deposit. When spending or withdrawing money, the funds are directly withdrawn from the savings account. Debit cards usually require a password when used. Debit cards can be divided into ordinary cards, gold cards and platinum cards according to their grades; According to the scope of use, it can be divided into domestic cards and international cards.

(5) Credit cards are divided into credit cards and quasi-credit cards. Credit card refers to the credit card that the issuing bank gives the cardholder a certain credit limit, and the cardholder can spend first and then repay. Quasi-credit card refers to a credit card in which the cardholder deposits a certain amount of reserve fund according to the requirements of the bank, and when the reserve fund is insufficient to pay, it can be overdrawn within the credit limit stipulated by the issuing bank.