DisclosureLens
AccidentalEducationEducationMisdeliveryCustomer Data InvolvedPIIGovernment IDHighResolved

Grinnell College

bd_5102201eb428ab79 · schema v1 · pii pii-v1

Severity

High

Discovered

May 7, 2023

Filed

Sep 29, 2023

To disclose

21 weeks

Affected · nationwide

2,3196 in this filing

Linked

6 filings

Confidence

65%
Full breach record for Grinnell College →4 incidents on file

Grinnell College reported an inadvertent disclosure of personal information, including Social Security Numbers, affecting 2,319 individuals (6 in Maine). The breach occurred on March 13, 2023, and was discovered on May 7, 2023. Notification was sent on September 29, 2023, offering 12 months of Experian IdentityWorks.

Maine clockDiscovered May 7, 2023 → Filed with AG Sep 29, 2023145d ⏱ ME AG >30d21 weeks 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 · 55 days
discovery → filing · 21 weeks / 145 days

Mar 13, 2023

Begins

May 7, 2023

Discovered

Sep 29, 2023

Filed

This filing is one of 6 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Show 1 more filing ↓up to 3d gap

Filing propagation · 6 filings · 6 states

View merged incident ↗
Montana State AGSep 29 · first
Massachusetts State AGSep 29 · first
Vermont State AGSep 29 · first
Indiana State AGSep 29 · first
Maine State AGSep 29 · first · this page
New Hampshire State AG+3d

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.