HackingFinanceIDENTITY_BASICIDENTITY_GOVERNMENTMedium
M&T BANK CORPORATION
bd_68944179c68ed138 · schema v1 · pii pii-v1
Full breach record for M&T BANK CORPORATION →M&T Bank reported that an external system breach (hacking) on May 27, 2023, resulted in the compromise of personal information for 43 Maine residents. The breach was discovered on June 1, 2023. The compromised data includes names and Social Security Numbers. Affected individuals were notified on January 26, 2024, and have been offered 24 months of identity and credit monitoring services through Kroll. The consumer notice attached to the filing is from 'Delta Dental of California and affiliates,' which may indicate the breach originated with a third-party vendor.
Maine clockDiscovered Jun 1, 2023 → Filed with AG Jan 25, 2024238d ✗ ME AG >90d34 weeks discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed43 affectedView incident
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/78ae2c81-d24a-40bc-8309-ba0ee96ddf4a.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jan 25, 2024
- Raw hash
- a086d461596dc60ee2734376312d0fd950f5ce019b6aeb474426c00210373449
Reporting entity
- Name
- M&T BANK CORPORATIONnorm: m t bank
Victim entity
- Name
- M&T BANK CORPORATIONnorm: m t bank
Incident
- Discovered
- Jun 1, 2023
- Materiality determined
- —
- Notification sent
- Jan 26, 2024
- Affected individuals
- 43
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Unauthorized Access
Compliance
- Time to disclose
- 34 weeks(238 days from discovery to filing)
- Compliance flags
- ME AG >90d · 238dME resident >180d · 239d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Jun 1, 2023→ Filed with AG: Jan 25, 2024238d 90 days ME AG >90d Maine Discovered: Jun 1, 2023→ Notified: Jan 26, 2024239d 180 days ME resident >180d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.