Dentsu Digital security incident history
Hacking, data breaches and other security incidents involving Dentsu Digital, with related coverage.
Incidents: 1 · Most recent
Dentsu Digital TONARIWA breach leaks personal data from two client companies
Impact: Personal data from two client companies leaked; number of affected records under investigation
Unauthorized access and privilege escalation using leaked administrator account credentials were confirmed on Dentsu Digital's marketing platform TONARIWA. A follow-up announcement on November 12 confirmed logs showing that personal data from two client companies had been exfiltrated, with names, dates of birth, contact details, and LINE integration access tokens among the information identified as leaked. All servers were shut down and isolated, and the number of affected records is under investigation.
Related reports: 10 · last report →