DisclosureLens
HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

J.P. Morgan Chase Bank, N.A.

bd_1d6fdc652ca663ce · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 26, 2024

Filed

Apr 18, 2024

To disclose

7 weeks

Affected

Not disclosed

Linked

8 filings

Confidence

66%

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.

Incident timeline

undetected · 914 days
discovery → filing · 7 weeks / 52 days

Aug 26, 2021

Begins

Feb 26, 2024

Discovered

Apr 18, 2024

Filed

vs. sector median

1 wks faster

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

Show 3 more filingsup to 43d gap

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

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.