DisclosureLens
HackingFinancial ServicesFinanceCustomer Data InvolvedIdentity (basic)Financial accountMediumResolved

Tri Counties Bank

bd_201ae7fa1e3c8a63 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 9, 2023

Filed

Oct 12, 2023

To disclose

3 days

Affected · nationwide

8,6971 in this filing

Linked

11 filings

Confidence

50%
Full breach record for Tri Counties Bank →

Tri Counties Bank reported a data breach to the Maine Attorney General, which was discovered on October 9, 2023, and occurred on February 7, 2023. The breach was an external system breach (hacking) that affected one Maine resident. The compromised information included names in combination with financial account numbers or credit/debit card numbers along with their security codes or PINs. The bank notified the affected individual on October 12, 2023, and offered 24 months of credit monitoring and identity restoration services.

Maine clockDiscovered Oct 9, 2023 → Filed with AG Oct 12, 20233d ✓ ME AG ≤30d3 days discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 244 days
discovery → filing · 3 days

Feb 7, 2023

Begins

Oct 9, 2023

Discovered

Oct 12, 2023

Filed

vs. sector median

8 wks faster

This filing is one of 11 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (9) · sorted by filing gap

Show 5 more filings ↓up to 41d gap

Filing propagation · 10 filings · 7 states

View merged incident ↗
Montana State AGOct 12 · first
Indiana State AGOct 12 · first
Massachusetts State AGOct 12 · first
California State AGOct 12 · first
Maine State AGOct 12 · first · this page
SEC 8-K+1d
Maine State AG+41d
New Hampshire State AG+41d
California State AG+41d
Vermont State AG+41d

Pattern: first filing Oct 12 (MT), last Nov 22 (VT) — a 41-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.