Privacy Policy

General Provisions
1. Personal information is information about a living individual that can identify that person by items such as name or resident registration number (including information that can identify a person when easily combined with other information).
2. Calculator Hubattaches great importance to protecting your personal information and complies with the personal information protection provisions of the Information and Communications Network Act and the Personal Information Protection Guidelines.Calculator Hubexplains through this privacy policy how your personal information is used and what measures are taken to protect it.
3. Calculator Hubpublishes the privacy policy on the homepage so you can always view it easily.
4. Calculator Hubhas procedures for revising the privacy policy for continuous improvement, and assigns version numbers so you can easily recognize revisions.

Calculator HubPersonal Information Collected / Used
Calculator HubYou can freely access most content without a separate registration process.Calculator HubTo use the membership service, you must enter the following information; leaving optional items blank does not limit your use of the service.
1. Scope of personal information collected at registration
- Required items: desired ID, password, name, email (newsletter opt-in), password recovery question, and answer
- Optional items: company name, business registration number, phone number, mobile number
2. Scope of personal information collected when using paid information
- ID, password, and name as identity verification information
- Depending on the payment method
· Bank name, account number, and account holder name
· Credit card type, card number, expiration date, password, installment period
· Mobile phone number
- Information needed for delivery, such as the names, addresses, postal codes, and contacts of the sender and recipient

Consent to collection of personal information
Calculator HubWhen youCalculator Hubprovides a procedure to click "Agree" or "Disagree" for the privacy policy or terms of use. Clicking "Agree" is considered consent to the collection of personal information.

Collection and Use Purposes of Personal Information
1. Calculator Hubcollects personal information for the following purposes (with the purpose for each collected item).
- Name, ID, password: used for identity verification for membership services
- Email address, phone number, mobile number: delivery of notices, confirmation of intent, complaint handling, and information on new services, products, or events
- Bank account and credit card information: payment for paid information services
- Address, phone number: ensuring accurate delivery of invoices, prizes, and purchased goods
- IP address, visit date/time: prevention of fraudulent use, retention of electronic financial transaction records
- Other optional items: data for providing personalized services
2. However, we do not collect sensitive personal information that may infringe on basic human rights (race and ethnicity, ideology and creed, origin, political views and criminal records, health and sex life, etc.).
3. Customer management
- Identity verification for service use
- Confirming the purchase intent of non-members
- Retention of records for customer consultation, complaint handling, and dispute resolution
- Delivering notices
4. Performance of the service contract and billing for service provision
- Providing transaction services between buyers and sellers
- Content provision, event/prize result notices, and product delivery
- Identity verification and financial services related to financial transactions
- Sending invoices, purchases, and payment

Collection of Personal Information via Cookies
1. What is a cookie?
Calculator Hubuses "cookies" that store and periodically retrieve information about you. A cookie is a small amount of information a website sends to your browser. When you visit the website,Calculator Hubcomputer reads the cookie in your browser and finds additional information on your computer, so it can provide services without re-entering your name. Cookies identify your computer but do not personally identify you. You have choices about cookies: in your browser's Tools → Internet Options tab, you can accept all cookies, be notified when a cookie is set, or reject all cookies.
2. Calculator HubCookie Operation
Calculator Huboperates cookies for user convenience.Calculator HubA. The information collected through cookies isCalculator Hubis limited to member ID; no other information is collected.Calculator HubA. Member IDs collected through cookies are used for the following purposes:
- Provide differentiated information according to individual interests
- Analyze members' and non-members' visit frequency or dwell time to understand user preferences and interests for targeted marketing
- Track information on purchased and viewed items to provide personalized service on the next visit
- Notice of usage period when using paid services
- Analyze member habits as a basis for service improvements
- Posting on bulletin boards
Cookies expire when the browser is closed or on logout.

Use for Other Purposes and Provision and Sharing with Third Parties
1. Calculator Hubuses your personal information within the scope notified in "Collection and Use Purposes", and does not use it beyond that scope or provide it to others or other companies/institutions.
In particular, we will use and provide personal information with care in the following cases.
- Partnerships: to provide better services, we may provide or share your personal information with partners. In such cases, we will notify you individually by email and in writing of who the partner is, which items are shared, why, and how long and how they are protected, and obtain your consent. If you do not consent, we will not share. The same procedure applies when a partnership changes or ends.
- Outsourced processing: if personal information is outsourced for smooth operations, we will notify you in detail in advance of the company name, the scope of data, the purpose, the process, and the duration of the outsourcing relationship.
- Sale, merger, etc.: if the service provider's rights and duties are fully transferred, we will give detailed advance notice of the reasons and procedures and allow users to withdraw consent for their personal information.
2. Notice is given at least 10 days in advance via the website notice board and at least once individually by email. For sales or mergers, the procedure is carried out only with explicit consent (directly expressing intent regarding third-party provision and sharing).
3. The following are exceptions.
- When required by relevant authorities for investigative purposes under applicable laws
- When providing to advertisers, partners, or research organizations in a form that cannot identify specific individuals, for statistics, academic research, or market surveys
- When requested according to procedures defined by other applicable laws
- Even in exceptional cases, we operate on the principle of notifying the data subject when information is provided under law or at the request of investigative agencies. In some cases, notice may not be possible due to legal grounds. We will do our best to prevent indiscriminate disclosure contrary to the original collection and use purposes.

Viewing and Correcting Personal Information
1. You may view or correct your registered personal information at any time. Click "Change Personal Information" to view or correct it directly, or contact the personal information manager by mail, phone, or email and we will act promptly.
2. If you request correction of an error in your personal information, we will not use or provide that information until the correction is completed.
3. If incorrect personal information has already been provided to a third party, we will promptly notify the third party of the correction result and have it corrected.
Withdrawal of consent for collection, use, and provision of personal information (account deletion)
1. You may withdraw your consent to the collection, use, and provision of personal information at any time. Go to "Edit Information" and click "Withdraw Consent (Delete Account)", or contact the manager by mail, phone, or email, and we will delete your information immediately. We will notify you without delay when withdrawal is completed.
2. Calculator Hubwill take necessary measures so that withdrawing consent for personal information collection (account deletion) is easier than the collection method itself.
Retention and Use Period of Personal Information
1. Your personal information is destroyed once the collection or provision purpose is achieved. However, if laws such as the Commercial Act require retention for a certain period to confirm transaction-related rights and obligations, it is retained accordingly.
- Membership information: when membership is withdrawn or revoked, we obtain consent in advance by specifying the retention purpose, period, and items for special reasons.
- Records of contracts or withdrawal of offers: 5 years
- Records of payment and supply of goods: 5 years
- Records of consumer complaints or dispute handling: 3 years
2. When you request to view transaction information held with your consentCalculator Hubarranges for you to view and check it without delay.

Technical and Administrative Measures for Personal Information Protection
1. Technical measures
Calculator Hubtakes the following technical measures to ensure safety so that personal information is not lost, stolen, leaked, altered, or damaged.
- Your personal information is protected by a password, and important data is protected through separate security features such as encrypting files and transmitted data or using file locking.
- Calculator Hubuses antivirus programs to prevent damage from computer viruses. The antivirus is updated periodically, and when a new virus appears, it is provided immediately to prevent personal information infringement.
- Calculator Hubadopts security measures (SSL or SET) using encryption algorithms to transmit personal information safely over the network.
- To prepare for hacking and other external intrusions, each server uses intrusion prevention and vulnerability analysis systems for thorough security.
2. Administrative measures
- Calculator Hubrestricts access to your personal information to a minimum number of people. Those people are as follows.
· Persons performing marketing directly to users
· Persons performing personal information management duties, including the manager and staff
· Others who inevitably handle personal information for their work
- Regular in-house and outsourced training is provided to employees who handle personal information on new security technologies and personal information protection duties.
- All employees sign a security pledge upon joining to prevent information leaks by people, and internal procedures exist to audit compliance with the privacy policy.
- Handover of duties among personal information handlers is done strictly under security, and responsibility for personal information incidents after joining or leaving is clearly defined.
- Personal information and general data are not stored together; they are kept separately on separate servers.
- Computer rooms and data storage rooms are designated as special protection zones with controlled access.
- Calculator Hubis not responsible for events caused by users' own mistakes or basic internet risks. Each member must properly manage their ID and password and take responsibility for them.
- If personal information is lost, leaked, altered, or damaged due to an internal administrator's mistake or a technical management accidentCalculator Hubwill immediately notify you of the fact and take appropriate measures and compensation.

Linked Sites
Calculator Hubmay provide links to other companies' websites or materials. In this case,Calculator Hubhas no control over external sites and materials, so it cannot be responsible for or guarantee the usefulness of services or materials received from them.Calculator HubIf you click a link and move to another site, that site's privacy policy isCalculator Hubis unrelated, so please review the policy of the newly visited site.

Posts
1. Calculator Hubvalues your posts and does its best to protect them from alteration, damage, or deletion. However, the following cases are exceptions.
- Spam posts (e.g., chain letters, mass mails, ads for specific sites)
- Posts that spread false facts to defame others
- Disclosing another person's personal details without consentCalculator HubContent that infringes copyright or other rights of a third party, or content unrelated to the board topic
- Calculator HubTo promote a healthy bulletin board culture, we may delete or mask certain parts when another person's personal details are disclosed without consent.
- If a post could be moved to another board, the destination is indicated on the post to avoid confusion.
- In other cases, the content may be deleted after an explicit or individual warning.
2. Fundamentally, all rights and responsibilities for a post belong to its author. Information voluntarily disclosed through posts is difficult to protect, so please think carefully before disclosing information.

Outsourced Processing of Personal Information
Calculator Hubmay outsource the collection, handling, and management of your personal information to improve the service.
- When outsourcing personal information processing, we will notify you in advance by writing, email, phone, or website of the trustee, the outsourcing period, the relationship between the service provider and the trustee, and the scope of responsibility.
- When outsourcing, we will clearly specify through the contract the service provider's compliance with protection instructions, confidentiality, prohibition of third-party disclosure, liability for incidents, duration, and return or destruction of data after processing, and keep the contract in writing or electronically.
User Rights and Obligations
1. Please keep your personal information accurate and up to date to prevent accidents. You are responsible for accidents caused by inaccurate information, and entering false information such as another person's data may result in loss of membership.
2. Along with the right to have your personal information protected, you also have the duty to protect yourself and not infringe on others' information. Keep your password and personal information safe and do not damage others' information. Violations may be punished under the Information and Communications Network Act.

Collecting Opinions and Handling Complaints
1. We value your opinions, and you have the right to receive sincere answers to your questions at any time.
2. We operate a customer service center for smooth communication with you.
The contact information for the customer service center is as follows.
[Customer Service Center]
- Email:info@fit-system.net
3. Email inquiries are answered within 12 hours of receipt. Outside working hours, weekends, and holidays, they are handled the next business day.
4. For other personal information consultations, you may contact the Personal Information Infringement Report Center, the ePrivacy Mark Certification Committee, the Supreme Prosecutors' Office Internet Crime Investigation Center, or the Police Cyber Investigation Unit.
[Personal Information Infringement Report Center]
- Phone: 1336
- url : http://www.cyberprivacy.or.kr
[ePrivacy Mark Certification Committee]
- Phone: 02-580-0533
- url : http://www.privacymark.or.kr
[Supreme Prosecutors' Office Internet Crime Investigation Center]
- Phone: 02-3480-3600
- url : http://icic.sppo.go.kr
[National Police Agency]
- url : http://www.police.go.kr
Personal Information Manager and Staff
Calculator Hubdoes its best to help you use good information safely. The personal information manager takes full responsibility for incidents contrary to what was notified. However, despite technical safeguards, we are not responsible for damage caused by unexpected incidents due to basic network risks such as hacking, or disputes arising from posts written by visitors.
The manager and staff who handle your personal information are as follows, and they respond promptly and sincerely to personal information inquiries.
[Personal Information Manager]
- Name:luda
- Department: Internet Business Division
- Position: Team Leader
- e-mail : info@fit-system.net
Protection of Personal Information of Children Under 14
Calculator Hubhas the following safeguards to protect the personal information of children under 14.
- Membership registration of children under 14 is done through a separate form, and consent of the legal representative is obtained when collecting personal information.
- Consent is obtained by entering the legal representative's name and contact information, following the consent method in the Personal Information Protection Guidelines. The collected legal representative information will be used only to verify consent.
- Calculator Hubmust notify children in plain, easy-to-understand language that the purpose of collecting, using, or providing personal information and the legal representative's consent are required for registration.
- A legal representative of a child under 14 may request to view, correct, or delete the child's personal information, andCalculator Hubtakes the necessary measures for such requests without delay.
- Calculator Hubdoes not provide or share information about children under 14 with third parties.
- Calculator HubIf a legal representative requests correction of an error in a child's personal information, we prohibit its use and provision until the error is corrected.
- We do not send email advertisements or offers to children identified as under 14, nor encourage them to disclose more information through games, prizes, or events.
Sending Advertising Information
1. Calculator Hubdoes not send commercial advertising information against your explicit refusal.
2. Calculator HubIf you consent to receiving emails such as newsletters, the following is applied so you can easily identify them in the subject and body.
- Email subject: "(Ad)" may not be shown in the subject; the main content is shown in the body.
- Email body:
· Indicate the sender's name, email address, phone number, and address so you can opt out.
· Provide an easy way, in Korean and English, to express your refusal to receive messages.
· Indicate when and to what you consented.
3. Calculator HubWhen sending advertising information by email for online marketing such as product information, the following is applied so you can easily identify it in the subject and body.
- Email subject: "(Ad)" is written at the very beginning of the subject line without a space, followed by the main content of the body.
- Email body:
· Indicate the sender's name, email address, phone number, and address so you can opt out.
· Provide an easy way, in Korean and English, to express your refusal to receive messages.
4. When transmitting information harmful to minors as follows, "(Adult Advertisement)" is marked.
- If the body contains any item under paragraph 1 in the form of signs, characters, images, or sounds (including cases where technical measures let the recipient easily view the content even if not directly shown in the body), "(Adult Advertisement)" is marked in the subject line.
· Content that is sexually suggestive or obscene, stimulating sexual desire in minors (under 19; hereinafter the same)
· Content that may incite violence or criminal impulses in minors
· Content that incites or glorifies violence, including sexual violence, or drug abuse
· Media designated and announced as harmful to minors under the Youth Protection Act
- When a commercial advertising email advertises a website whose content falls under any item of paragraph 4, "(Adult Advertisement)" is marked in the subject line.
5. When commercial advertising is sent by fax or mobile text message, "(Ad)" is marked at the beginning of the message and the sender's contact is included.

Obligation to Notify
This privacy policy was established on August 1, 2022. If content is added, deleted, or modified due to changes in government policy or security technology, it will be announced at least 10 days before revision through the "Notice" section of the website.
Privacy Policy Version: v1.0
Privacy Policy First Effective Date: 2022-08-01
Resident Registration Act
1. Under the Resident Registration Act amended on September 24, 2006, using another person's resident registration number to register online, or otherwise using another person's
A person who illegally uses a resident registration number may be subject to imprisonment for up to 3 years or a fine of up to 10 million $. ※ Related law: Resident Registration Act Article 21 (Penalties) Paragraph 2, Item 9 (effective 2006. 9. 24)
If you have registered online using another person's resident registration number, please stop the identity theft immediately.
2. Personal information is being indiscriminately exposed in cyberspace due to the development of internet search technology and the carelessness of website operators
Exposed personal information risks being misused or used for crime.

User Guidelines for Personal Information Protection
① Provide personal information only when necessary.
② Always check the privacy policy when providing personal information.
③ When you can choose whether to disclose personal information, always choose non-disclosure.
④ Do not carelessly post your own or others' personal information on blogs, bulletin boards, etc.
⑤ Periodically search for your name, phone number, etc. on search portals to check whether personal information is exposed.
⑥ If you find your personal information exposed, actively request deletion from the website or search portal.
3. For other inquiries related to this matter, please contact the Korea Information Security Agency.
Inquiries and complaints:info@fit-system.net

Supplementary Provisions (Effective Date)
These terms6/18/2023applies from