DisclosureLens
UnknownOtherAuthenticationFinancial accountGovernment IDMedium

Williamsville State Bank & Trust

bd_41d716e1273156e6 · schema v1 · pii pii-v2

Severity

Medium

Discovered

Dec 24, 2024

Filed

Apr 1, 2025

To disclose

—

Affected

Withheld by the regulator

Linked

2 filings

Confidence

95%
Full breach record for Williamsville State Bank & Trust →

WILLIAMSVILLE STATE BANK & TRUST filed a data-breach notice with the Illinois Attorney General in April 2025 (case 25-04-058). The register records the breach as discovered on December 24, 2024. Personal information types reported: drivers license, financial account number, ssn, username password. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.

Incident timeline

Dec 24, 2024

Discovered

Apr 1, 2025

Filed

This filing is one of 2 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 ↗
Illinois State AGApr 1 · first · this page
Nebraska State AG+20d

Pattern: first filing Apr 1 (IL), last Apr 21 (NE) — a 20-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.