1. The part against the defendant in the judgment of the court of first instance shall be revoked, and the plaintiff's claim corresponding to the revoked part shall be dismissed.

1. The following facts do not conflict between the parties, or each entry in Gap evidence 1 to 3 and Eul evidence 1 to 49 (including each number), respectively, may be admitted by integrating the whole purport of the pleadings:

The defendant is a telecommunications business operator under the Telecommunications Business Act and a provider of information and communications services under the Act on Promotion of Information and Communications Network Utilization and Information Protection, Etc. (hereinafter "Information and Communications Network

The plaintiff has entered into a contract for the use of information and communications services between the defendant and the defendant.

B. When the Defendant entered into an information and communications service contract with the user, the user provides the user with information such as name, resident registration number, address, etc., and information such as telephone number, service use details, and service imposition details. The Defendant plans the N-SETP system, which is a radio computer system, around March 2007 in order to register and manage the above customer information, to settle the user's use details, and to impose fees, etc., and completed the above system at the end of February 2009. 2) The organization of the N-SETP system is largely divided into the Defendant's employees or the Defendant's agents into the N-SPE UI (UBO)'s physical integration with the Defendant's physical integration for the purpose of temporary or permanent access to communication such as computer program.

The server composition is the N-STPP, which is the information entered by the representative portal server, the AUT server N-SETP system user, and the N-STPP, which is the information.