Massachusetts Mutual Life Insurance
Disclosed Jul 31, 2012Confirmed
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Jul 31, 2012 |
| Happened | Jul 13, 2012 |
| Attack | Not stated |
| Data exposed | Not stated |
| Sector | Insurance · US |
| Status | Confirmed |
Sources
Notices filed
Other breaches at Massachusetts Mutual Life Insurance
Breach, details not statedExposed names, Social Security numbers and health records. Reported to the Indiana AG.272 affectedFinanceUSDec 11, 2025Breach, details not statedBreach notice filed with the California AG, details not stated.12K affectedInsuranceUSApr 27, 2023Breach, details not statedBreach notice filed with the Indiana AG, details not stated.29 affectedInsuranceUSNov 19, 2021Breach, details not statedBreach notice filed with the Indiana AG, details not stated.4 affectedInsuranceUSJun 30, 2020Breach, details not statedBreach notice filed with the Indiana AG, details not stated.2 affectedInsuranceUSOct 8, 2018Breach, details not statedBreach notice filed with the California AG, details not stated.2,034 affectedInsuranceUSMay 5, 2017Breach, details not statedBreach notice filed with the Indiana AG, details not stated.2,274 affectedInsuranceUSMar 19, 2015Breach, details not statedBreach notice filed with the California AG, details not stated.InsuranceUSMar 6, 2013
History of this record
First recordedby backfillSource
First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.