Shogakukan security incident history
Hacking, data breaches and other security incidents involving Shogakukan, with related coverage.
Incidents: 1 · Most recent
Arara hack raises fears of nearly 2 million Shogakukan member records leaking
↳ Knock-on damage from the Arara incident · View original incident2mImpact: Possible leak of 1,993,665 member records
A cyber-attack on Arara, Shogakukan’s distribution contractor, raised concerns that 1,993,665 member records, including Shogakukan IDs, may have been leaked. Separately, Shogakukan disclosed breaches exploiting vulnerabilities on two education and childcare websites and the possible leak of some member information. It logged all members out of the affected sites, reduced the information it retained and reported the incidents to the Personal Information Protection Commission.
Related reports: 5 · last report →