LINE Pay Data Breach History
WebsiteLINE Pay is a digital wallet and payment service from LINE that enables in-app and in-store payments, money transfers, and bill payments across Asia.
This page shows all data breaches of LINE Pay. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All LINE Pay Breaches
- 2021 2021 — LINE Pay: Poor security / misconfiguration, 133,000 records 133.0K records Share
LINE Pay Data Breach Summary
This page tracks the LINE Pay data breach history and cybersecurity incidents affecting LINE Pay (Unknown). BreachHistory currently indexes 1 publicly disclosed or catalogued incident spanning 2021, with approximately 133 thousand records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.
The LINE Pay breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.
Largest LINE Pay Data Breaches
The largest indexed incidents include the 2021 — LINE Pay: Poor security / misconfiguration, 133,000 records. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by LINE Pay or a regulator. Below is the list of large data breaches:
- 2021 2021 — LINE Pay: Poor security / misconfiguration, 133,000 records — about 133.0K records exposed · Catalogued incident
What Information Was Exposed?
Depending on the incident, exposed data may include health and medical (PHI) records, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
LINE Pay Data Breach 2026
At the time of this update, no LINE Pay data breach has been catalogued for 2026. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.
What To Do If You Were Affected
If you believe your account may have been involved in a LINE Pay data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.
This LINE Pay breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.