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Personal Information Protection Act · PIPA

Personal Information Protection Act

📂IT · Data · DX⏱3 min read📊Beginner🔗10 related

What is the Personal Information Protection Act?

In one line
Korea’s Personal Information Protection Act (Personal Information Protection Act) governs how any information that can identify a living person is collected, used, provided, and destroyed. Its principles: consent-based, minimum collection for the stated purpose, and destruction once the retention period ends.
⚡ Summary in 3 lines
  • Covers the full lifecycle of personal data: collection, use, provision, and destruction
  • Principles: consent-based, minimum collection within purpose, destruction after the retention period
  • Violations bring fines and penalties; breaches must be reported

Once the law applies, the customer lists and employee files a company holds change from “assets” into “records with an expiration date.” If the marketing team is still holding a list of 2,000 seminar attendees from three years ago, it is not a sales opportunity but a liability that can blow up at any time. So the starting point in practice is not revising the consent form. It is building a personal information processing register that records which department holds which items, why, and when they will be deleted. Without one, you cannot even say what leaked when an incident happens.

Consent is not one lump either. You must collect required and optional consent separately, marketing messages need their own consent, and unique identifiers such as passport numbers and sensitive information such as health or union membership must each be collected separately. In particular, resident registration numbers cannot be collected without a legal basis, even with consent, and children under 14 need consent from a legal guardian. The often-confused difference between outsourcing and third-party provision turns on “whose purpose it serves”: handling work on your behalf is outsourcing (disclose it in the privacy policy), while a recipient using the data for its own purposes is third-party provision (separate consent required). When you learn of a breach, you must notify the affected individuals and report to the Personal Information Protection Commission and KISA within 72 hours.

A management system takes more than one document. You must appoint a Chief Privacy Officer (CPO), the person accountable for data protection, and publish their name and contact details in the privacy policy. Access logs for processing systems must be kept for at least one year, or two years if you handle data on 50,000+ data subjects or unique identifiers and sensitive data. Access is granted only as far as each job requires, so slow account removal when people leave or change departments is itself an audit finding. If you use outside vendors, write safeguard obligations into the contract and keep records of a processor review at least once a year.

The most common mistake in practice is assuming that “getting consent is enough.” If you bundle marketing opt-in into mandatory sign-up fields, that consent is invalid. If you reuse an attendee list collected to run a training course as a sales list for a new product, it is use beyond the original purpose, consent or not. Destruction works the same way. Deleting only the original on a shared drive is not destruction if copies remain on a manager’s laptop, in messaging app chats, or as printouts in a filing cabinet. In real audits, the problem is rarely a dramatic hack. More often it is a single Excel file left on a former employee’s laptop.

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💡 In plain English
It is like borrowing someone’s belongings: get permission, take only what you need, and return it (destroy it) when you are done.
Why it matters in practice
A personal data incident goes beyond fines. It is a matter of customer trust. Nearly every department handles personal information: marketing (customer database), HR (employee data), training (attendee lists). Training for data handlers at least once a year is effectively standard practice.
Origin and sources

Korea’s core personal data law, enacted in 2011 and overseen by the Personal Information Protection Commission. A 2023 amendment strengthened the administrative fine system and established the legal basis for MyData (the right to request data transmission).

Source · Personal Information Protection Act (enacted 2011) · Personal Information Protection Commission · View original
An example

Consider a hypothetical case. Company A, an auto parts maker with 480 employees, runs about 40 in-house training programs a year and has kept attendee lists in Excel files on team shared folders. In a security audit by an automaker client, it was cited for having no retention standard for attendee information, and it was given 3 months to fix it.

  1. Manager Kim on the training planning team audited every shared folder and found 137 Excel files accumulated since 2019, holding 8,200 records including duplicates. Eleven of those files contained resident registration numbers.
  2. When the HR director asked, “Why do we need a resident number just to issue a certificate?”, the team cut the collected items to four (name, department, employee ID, and email) and removed the resident registration number field from the application form entirely.
  3. Director Lee of Business Support, who serves as Chief Privacy Officer (CPO), had the application form state the collection purpose, items, and retention period (3 years after completion), and made consent to marketing a separate, optional item, so applicants can submit without ticking it.
  4. They reopened the contract with the external LMS vendor to add the scope of the outsourced work and a ban on subcontracting, named the vendor in the privacy policy, and moved list transfers out of messaging app attachments into a folder only authorized staff can open.
  5. Three months later, the records on hand had fallen from 8,200 to 1,900 and the number of people with access had dropped from 12 to 4. In the client’s audit the following year, the personal information section closed with 0 findings.
Related terms
Data Privacy and GDPRThe principles and regulations for keeping personal data safe. The GDPR (General Data Protection Regulation) is the leading international standard and influences practice worldwide.Statutory Mandatory TrainingA general term for training that companies must provide to employees under relevant laws. Failure to do so can result in fines and other penalties.Data GovernanceA framework of rules, roles, and procedures for managing data accurately, securely, and consistently. The foundation for making data 'trustworthy enough to use.'CRM MarketingMarketing that, from a Customer Relationship Management perspective, segments the customer and prospect data a company owns and sends tailored messages to drive conversion, repeat purchases, and churn prevention. It rose in prominence as 'your own data' gained value in an era of rising ad costs.ISMS-P · Information Security Management CertificationA Korean certification awarded after assessing whether a company's information security and privacy management system (Personal Information & Information Security Management System) is established and operated to standard. For businesses meeting certain criteria, ISMS (Information Security Management System) certification is legally required.Marketing Message Rules · Opt-In ConsentThe legal obligation to obtain prior opt-in consent before sending marketing messages by email, text, or Kakao notification messages, and to provide sender labeling and an opt-out method.Pseudonymized Data · De-identification MeasuresProcessing personal data so that a specific individual cannot be identified, while it can still be re-identified if combined with additional information. Use is permitted within a defined purpose.Fair Hiring Procedure Act · Blind HiringA law setting employer obligations and prohibitions to ensure fairness in hiring, and a hiring method that evaluates candidates with job-irrelevant personal information concealed.CISO · CPO · Chief Information Security Officer and Chief Privacy OfficerA CISO (Chief Information Security Officer) is responsible for a company's overall information security, and a CPO (Chief Privacy Officer) for the lawfulness of personal data processing. Some companies are legally required to designate and report them.Document Retention Periods · Electronic Document StorageA document retention period sets how many years documents such as contracts, accounting books, and HR records are kept before disposal. Electronic document storage is a way of keeping them in electronic form instead of paper while preserving their authenticity and accessibility.
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Last updated 13 Sep 2026 · Reviewed by John Kim

FAQ

The direction is similar, but the scope and detailed rules differ. If you do business in Korea, the Personal Information Protection Act is the baseline, and if you handle data on EU residents, the GDPR may apply as well.
Yes, it is information that can identify an individual. Ordinary use, such as receiving a business card, is permitted, but using it for another purpose, such as sending ads, requires separate consent.
Regular training for personnel who handle personal information is required by law as part of the safeguard obligations. In practice, the standard is to hold it at least once a year and keep records.
Pseudonymized information has been processed so that an individual cannot be identified without additional information. It can be used for statistics, research, and similar purposes without consent, but it remains protected by the law. Anonymized information cannot be restored, so it is not personal information and falls outside the law.