Understanding your 851212 data breach notification letter
If a 851212 letter arrived in your mailbox, here is what it means, why you received it, and the free steps you can take right now.
Why you received this letter
Indiana-based entity 851212 has officially reported a data security incident that occurred on September 16, 2025. The filing, made on February 26, 2026, indicates that personal information may have been exposed, and affected individuals should monitor for official notifications. The investigation into the incident is currently ongoing.
Information the filing reports as involved
- Full Name
- Social Security Number
- Date of Birth
- Financial Account Number
- Routing Number
- Mailing Address
- Credit Score Information
- Transaction History
What to do after the letter
Confirm the notice is genuine
A legitimate 851212 notice references the specific incident reported to the Indiana Attorney General and describes which categories of your information were involved. Compare the letter against the public filing before acting on any links or phone numbers it contains.
Keep the letter — it is your proof of connection
The notification letter is the document that ties your personal information to this incident. Keep the original and photograph it. If you later request a case review, this letter is the strongest evidence that you were among the affected individuals.
Protect your accounts and credit
Depending on what was exposed, consider a free credit freeze with all three bureaus, new passwords for reused credentials, and monitoring of financial statements. These steps are free and do not require you to wait for anyone's permission.
Check the record against the public filing
You can verify the 851212 incident against the filing reported to the Indiana Attorney General. This registry summarizes what was filed; it does not provide legal advice.
This page summarizes a data breach reported to the Indiana Attorney General for informational purposes. DataBreachCaseFile.com is a neutral reference registry and does not provide legal advice.