Webster Bank, National Association
bd_8dd6fb8c661b3b58 · schema v1 · pii pii-v1
Full breach record for Webster Bank, National Association →6 incidents on fileWebster Bank, N.A. identified a security breach that affected its systems between November 27, 2022, and January 22, 2023. The breach was discovered on January 27, 2023. The incident involved an external party hacking into the bank's systems and acquiring personal information, including names and Social Security numbers. A total of 191,563 individuals were affected, with 240 of them being residents of Maine. Webster Bank began notifying the affected individuals on April 10, 2023, and offered them 24 months of identity theft protection services through Experian.
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Incident timeline
Nov 27, 2022
Begins
Jan 27, 2023
Discovered
Apr 10, 2023
Filed
vs. sector median
+2 wks slower
Linked disclosures
Why this link?Regulatory filings (4) · sorted by filing gap
- Massachusetts State AGbd_284b5e4097e910832023-04-10Verified
- New Hampshire State AGDaixinbd_b26f4a157e67d25b2023-04-12 · +2dVerified
- Maine State AGbd_519c51969ff5e9872023-04-28 · +18dVerified
- New Hampshire State AGbd_8b98ad645053816c2023-05-03 · +23dVerified
Filing propagation · 5 filings · 3 states
View merged incident ↗Pattern: first filing Apr 10 (MA), last May 3 (NH) — a 23-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.