City of Ninohe security incident history
Hacking, data breaches and other security incidents involving City of Ninohe, with related coverage.
Email addresses of 240 Ninohe card collection applicants potentially exposed
240Impact: Possible exposure of email addresses belonging to 240 booking users (actual scope and number of exposures under investigation)
The City of Ninohe said users' email addresses may have been exposed following unauthorised access in October 2026 to Arara Message, the external email delivery service used by its My Number Card collection booking system. The potentially affected group comprises 240 people who entered their email addresses to receive booking confirmation emails between 1 August 2022 and 25 October 2026. The city said the actual scope and number of exposures remain under investigation, and that individual My Number identification numbers were not exposed because the system does not use them.
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