DisclosureLens
HackingGovernmentGovernmentGovernment IDHighContained

Walworth County, Wisconsin

bd_605d35cddeaa57ac · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 4, 2022

Filed

May 20, 2022

To disclose

7 weeks

Affected · nationwide

1,6141 in this filing

Linked

2 filings

Confidence

50%
Full breach record for Walworth County, Wisconsin →2 incidents on file

Walworth County Wisconsin experienced an external system breach on November 15, 2021, which was discovered on April 4, 2022. The breach compromised the names and Social Security numbers of individuals. In response, the county provided written notification to affected individuals on May 20, 2022, and offered 12 months of identity theft protection services through Experian. One Maine resident was affected by this incident.

Maine clockDiscovered Apr 4, 2022 → Filed with AG May 20, 202246d ⏱ ME AG >30d7 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 · 140 days
discovery → filing · 7 weeks / 46 days

Nov 15, 2021

Begins

Apr 4, 2022

Discovered

May 20, 2022

Filed

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Massachusetts State AGMay 20 · first
Maine State AGMay 20 · first · this page

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.