1. The plaintiff's appeal is all dismissed.

2. The costs of appeal shall be borne by the Plaintiff.

Purport of claim and appeal

The first instance court.

1. Basic facts

A. The Plaintiff is an insurance company that has entered into an electronic financial transaction compensation liability insurance contract with the National Bank of Korea (hereinafter referred to as the “National Bank”), and Defendant BB is a company that entered into an “Internet Safety Settlement Service Agency contract” with the National Bank, and the customer who holds a credit card issued by the National Bank (hereinafter referred to as the “National Card”) provides the electronic commerce system to prevent illegal use of the credit card by connecting the above customer’s authorized certificate, etc. when the approval of electronic commerce is requested by the National Bank using the national card, and Defendant CBS and Defendant CBS are a company that entered into an “special agreement on electronic commerce settlement agency business” with each of the National Bank, and is responsible for the approval of the transaction of the above credit card when the customer requests approval of the transaction of the electronic commerce, such as purchase of goods or provision of services using the national card.

B. The Chinese Government Settlement Fraud, including three Koreas, established a credit card certificate file and password-related malicious code, etc. with a seizure function at the Internet shopping mall site, etc., and 124 computers or smartphones connected to the above site are infected with the above malicious code. A credit card information, such as an authorized electronic financial means of access, which was kept in the above computer, was reproduced without permission by using the above malicious code, and from November 4, 2012 to July of the same month, 81,511,700 won was paid by using the credit card information reproduced without permission on the above online game site, etc.

(hereinafter “instant accident”). C.

Pursuant to Article 9(1) of the former Electronic Financial Transactions Act (amended by Act No. 11814, May 22, 2013; hereinafter the same), the Plaintiff is jointly engaged in with the National Bank and the Defendants to 124 persons who are victims of the instant accident.