1. The defendant's KRW 100,000 per annum for each of the plaintiffs and 5% per annum from February 5, 2014 to July 6, 2016.

1. Basic facts

A. The defendant is a corporation that runs the business of issuing, selling, and managing credit cards or pre-paid cards. The plaintiffs are those who used or used credit cards, etc. upon entering into a contract for the use and financial transaction with the defendant.

B. The concept of the card accident analysis system and the introduction card accident analysis system (hereinafter “FDS”) are introduced by all domestic credit card companies as a system to detect abnormal or fraudulent use due to theft, loss, forgery, etc. of credit cards. According to FDS, an analysis model is made based on statistical methods using large-scale card use information and pertinent customer information based on past accident transactions and based on this, if it is discovered that abnormal types of transactions have occurred according to the statistical analysis pattern of the credit card when using the credit card.

C. Defendant’s disclosure of customer information 1) entering into the FDS development service agreement and Defendant providing customer information on the card, around 2009, shall be a stock company A (hereinafter “A”).

(2) On June 2012, 2012, after the introduction of FDS, the necessity of FDS was raised, and the development service contract was concluded to trade the FDS, which was newly established with A, to trade it. During the FDS development project period, A provided card customer information not converted to A on the ground that it is necessary for development work. The project general manager B, etc. used FDS development from May 2012 to December 2012. (2) Credit Card customer information outflow B around June 2012, 2012, around the Seodaemun-gu Seoul Special Metropolitan City, Seo-gu, KT&G 10-gu Office for the convenience of business at the Defendant bank credit card business department office, instead of the Defendant’s computer operation system, the Defendant’s Committee.