4HighPartly confirmedAnnounced Updated
Unauthorized access to an internal information-sharing system led to confirmed theft of personal data: about 73,000 employee-related records and 15,000 external-party records, with possible duplicates.
This incident was imported from a dataset that compiles public announcements, and we are still checking it against the sources. Counts and causes will be updated after the check. Sources are in Japanese.
| Data | Status | Count | Group | Evidence |
|---|---|---|---|---|
| Email address | Leak confirmed | Not disclosed | — | Source(opens in a new tab) |
| Payment details | Leak confirmed | about 73,000 records | — | Source(opens in a new tab) |
| Health information | Leak confirmed | about 73,000 records | — | Source(opens in a new tab) |
| Name | Leak confirmed | Not disclosed | 村田製作所の情報共有システム（従業員等・社外関係者） | Source(opens in a new tab) |
| Name | Leak confirmed | Not disclosed | ムラタメイクの自動車保険契約の顧客 | Source(opens in a new tab) |
| Phone number | Leak confirmed | Not disclosed | — | Source(opens in a new tab) |
| Postal address | Leak confirmed | about 73,000 records | — | Source(opens in a new tab) |
| Date of birth | Leak confirmed | about 73,000 records | — | Source(opens in a new tab) |
Counts are the figures the organization announced. Because the same person may be counted more than once, we do not add the rows together.
General steps based on the type of data involved. Check the organization’s notice or help line to see whether you are affected.
Picked from the cause of the incident: tools that help you check your own systems for the same kind of weakness, or spot the warning signs.
An agentless vulnerability scanner that checks the packages installed on a server and lists the ones affected by known CVEs.
A free security platform (SIEM/XDR) that collects logs, configuration, and vulnerability data from agents on your endpoints and shows it all in one dashboard.
An intrusion detection and prevention engine (IDS/IPS) that matches network traffic against rules and records suspicious activity as alerts.
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