J.P. Morgan Chase Bank, N.A.
bd_1d6fdc652ca663ce · schema v1 · pii pii-v1
J.P. Morgan Chase Bank, N.A. disclosed a data breach affecting plan participants of {{PlanClientName}}. Between August 26, 2021, and February 23, 2024, three authorized system users accessed reports containing names, addresses, SSNs, and bank account numbers. The incident was discovered on February 26, 2024, and remediated via a software update. Affected individuals were offered two years of credit monitoring.
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Incident timeline
Aug 26, 2021
Begins
Feb 26, 2024
Discovered
Apr 18, 2024
Filed
vs. sector median
1 wks faster
Linked disclosures
Why this link?Regulatory filings (7) · sorted by filing gap
- Indiana State AGbd_73b14aaa9ac08d8a2024-04-18Verified
- Washington State AGbd_8d03645db4f594c42024-04-18Verified
- Massachusetts State AGbd_c420fb601caa0dab2024-04-15 · +3dCandidate
- California State AGbd_2f44509a28216b332024-04-29 · +11dVerified
Show 3 more filings ↓Show fewer ↑up to 43d gap
- Maine State AGbd_efe031254bd5408d2024-04-29 · +11dVerified
- Oregon State AGbd_d01cecde11f4e3e72024-05-02 · +14dVerified
- Massachusetts State AGbd_9b265c593f7a32392024-05-31 · +43dCandidate
Filing propagation · 8 filings · 7 states
View merged incident ↗Pattern: first filing Apr 15 (MA), last May 31 (MA) — a 46-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.