> JapanHacked_
[Resolved][Severity: Critical][Misdelivery]

Japan Pension Service: its printing contractor printed another person's details on pension payment notices, and 975,065 were sent wrongly

Notices carrying another person's basic pension number, bank and amounts were sent wrongly in five prefectures, 975,065 in all. Names were not printed.

Disclosed

2021-10-06

Organizations involved

2

Leaked or at risk

975.1K

975,065

Downtime

Unknown

What happened

  1. It announced the printing error. [1]

  2. Notices remade with the correct content were sent. [3]

  3. It announced that 975,065 notices had been sent wrongly, including parts of Wakayama and Nara prefectures. [2] [3]

  4. Sunmesse announced a special loss of 230 million yen. [4]

  5. It reported the state of its verification and set out the causes at its contractor Sunmesse. [5]

Impact

975,065 notices were sent wrongly with another person's basic pension number, bank, payment amount and deductions printed beside the addressee. By prefecture: Aichi 804,033, Fukuoka 166,026, Wakayama 3,041, Mie 1,964 and Nara 1. The other person's name was not printed. [1] [3]

Causes

Three causes were found at its contractor Sunmesse. (1) A test product made in a print environment different from production was submitted as if made in the same one. (2) The operator set the printer output wrongly and no one checked it. (3) The control numbers on the front and back were not cross-checked. [5]

Timeline

  1. Started, Detected, Disclosed 2021-10-06
  2. 1 days

Attack or cause

Method
[Misdelivery]
Impact
[Data leak]
Entry point
Supplier

Data exposed or at risk

[Bank account]

Supply chain

Organizations listed on this site
2

Organizations involved

Open in organization search

Sources

  1. [1][News]年金振込通知書に誤って別人情報を印刷、対象は愛知県と三重県と福岡県の一部地域ScanNetSecurity · 2021-10-08 08:05
  2. [2][News]年金振込通知書の誤送付は97万5,065件、和歌山県と奈良県も新たに発覚ScanNetSecurity · 2021-10-18 08:05
  3. [3][Official]年金振込通知書(令和3年10月定期支払)の再送付についてJapan Pension Service · 2021-10-13
  4. [4][News]日本年金機構の「年金振込通知書」誤送付、委託企業サンメッセは特別損失計上ScanNetSecurity · 2021-11-12 08:05
  5. [5][Official]「年金振込通知書」(令和3年10月定期支払)の印刷誤り事案に係る検証状況報告についてJapan Pension Service · 2021-12-03