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Confirmed5 filings · 3 statesUnverified claimConfirmedEnforceddaixinhigh sensitivity

Merged incident · 5 filings

Webster Bank, National Association — November 2022 breach

Clustered 5 filings across 3 jurisdictions · filing window Apr 10, 2023 → May 3, 2023. View entity profile → Other incidents for this victim →

⚠ 2 cross-filing discrepancies →Merge100%

Determination

Confirmed

Members

5 filings

States

Affected · reported

191,563

First → last filing

Apr 10, 2023 → May 3, 2023

Merge confidence

100%

incident inc_f756cc1f657f476a · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 5 regulatory filings. Intrusion Nov 27, 2022–Jan 22, 2023, discovered Jan 26, 2023 — the first regulatory filing landed 74 days later. 191,563 individuals reported across the linked filings. Data reported: Government ID, Financial account, PII, and 1 more. Notifications rolled out on a 23-day schedule across 5 filings beginning Apr 10, 2023. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

74days

Discovered → first regulatory filing

Discovery variance

1days

Range of discovered_at dates across filings

Filing span

23days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster.

Regulatory clocksMaine⏱ ME AG >30d · 73dMassachusetts✓ MA credit monitoring dueFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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