1. The Company processes personal information for the following purposes.
2. Personal information will not be used for purposes other than those specified below. If the purpose of use changes, the Company will obtain separate consent in accordance with Article 18 of the Personal Information Protection Act.
   1. Product Reservation and Consultation

      Service	Purpose of Collection and Use	Collected Information
      Online lecture products	Check lecture products and manage customers and customer support	Required	Name, Mobile Phone Number, Personal Password for Identity Verification
      Book purchase	Book, purchase processing, delivery, and buyer management	Required	Identity Verification Information (Name, Mobile Phone Number) Recipient Information (Recipient Name, Phone Number, Shipping Address)
      Payment / Settlement / Refund	Payment processing, settlement, and refunds	Required	Name, Card Information (Card Number, Expiration Date, First 2 Digits of Card Password) Refund Request Information (Bank Name, Account Number, Account Holder)
      Cash Receipt	Issuance of cash receipts	Required	Income Deduction: Mobile Number, Cash Receipt Card Number Business Expense Proof: Mobile Number, Business Registration Number

   2. Other Services

      Service	Purpose of Collection and Use	Collected Information
      Customer Satisfaction Survey	Survey participation for service quality improvement, statistical analysis, and reward distribution	Required	Name, Mobile Phone Number
      Automatically Collected Information	Identity verification, service usage statistics, fraud prevention, marketing notices	Automatically Collected	IP Address, Cookies, Access Logs, Device Information (OS and Version, Device Identifier), Payment Records
      Personal Information Access / Correction / Deletion Request	Identity verification	Required	Name, Mobile Phone Number, Copy of ID (Resident ID number masked)

1. The Company processes and retains personal information within the period required by applicable laws or the period agreed upon by the data subject.
2. Retention periods are as follows:

   Legal Basis	Retention Item	Retention Period
   Act on Consumer Protection in Electronic Commerce	Records of contracts or withdrawal	5 Years
   	Payment and supply of goods records	5 Years
   	Consumer complaints or dispute records	3 Years
   	Advertising and display records	6 Months

1. The Company processes personal information only within the scope specified for the purpose of processing and does not provide personal information to third parties without the consent of the data subject, except as permitted by applicable law.
2. In emergency situations such as disasters, infectious diseases, or threats to life or property, personal information may be provided to relevant authorities without consent.

1. The Company entrusts certain personal information processing tasks to third parties for efficient service operation.

1. Personal information will be destroyed without delay when the retention period expires or the processing purpose is achieved.
2. If personal information must be retained under applicable laws, it will be stored separately in a different database or storage location.
3. Methods of destruction:
   Electronic files are permanently deleted so that they cannot be restored.
   Paper documents are shredded using a secure shredder.

1. Data subjects may request access, correction, deletion, or suspension of processing of their personal information at any time.
2. Such requests may be submitted via written request, email, or fax, and the Company will respond without delay.

1. The Company implements appropriate technical and administrative security measures to protect personal information.
2. These measures include employee training, access control systems, firewall protection, and secure storage of documents containing personal information.

1. The Company uses cookies to provide customized services.
2. Users may refuse cookies through browser settings, but some services may not function properly if cookies are disabled.

Users may request dispute resolution or consultation through the following institutions in the event of personal information infringement:
Personal Information Dispute Mediation Committee: +82-1833-6972
Korea Internet & Security Agency Privacy Center: +82-118
Supreme Prosecutors’ Office: +82-1301
Korean National Police Agency: +82-182

1. This Privacy Policy shall take effect on May 10, 2025.
2. Previous versions of this Privacy Policy can be found at the top of this page.