1. Of the lawsuit of this case

(a) Each of the designated parties listed in the separate sheet 2-1 shall be Defendant B and E Co., Ltd.

Basic Facts

Defendant B, C, and D are stock companies engaged in the business of issuing, selling, and managing credit cards, pre-paid cards, pre-paid cards, and Defendant B, C, and D are stock companies incorporated by financial institutions jointly making investments, and Defendant E is a stock company engaged in the business of credit inquiry and credit investigation as prescribed by the Act on the Use and Protection of Credit Information.

Attached 1 List, including the Plaintiff (Appointeds), is the entire designated parties of this case (including the appointed parties, and the N of the designated parties of June 8, 2016, among the existing 272 persons). Of the entire designated parties of this case, the list of designated parties related to Defendant B (where dismissing them, the list of designated parties of Attached 2-1, and the list of designated parties of Attached 2-2, in cases of citing it), is classified as the list of designated parties related to Defendant C (where dismissing them, the list of designated parties of Attached 3-1, and the list of designated parties of Attached 3-2, in cases of accepting it), as the list of designated parties related to Defendant C (where dismissing them, the list of designated parties of Attached 4-1, in cases of rejection, and the list of designated parties of Attached 4-2 and 4-3,000, in cases of leakage of all of the list of designated parties of Attached 4-2, and the list of designated parties of Attached 3-4,2013).

Each of the designated parties mentioned above (hereinafter referred to as the "Plaintiff, etc.") is a person who has used or used a credit card, etc. after entering into a contract for the use and financial transaction with the defendant credit card company.

The concept of the card accident analysis system and the introduction card accident analysis system ("FDS") are introduced by all domestic credit card companies as a system to detect abnormal transactions or fraudulent use due to theft, loss, forgery, etc. of credit cards. According to the FDS, a large amount of card use information and the relevant card customer information based on past accident transactions.