UnknownFinanceHigh

JPMorgan Chase Bank, National Association

bd_d01cecde11f4e3e7 · schema v1 · pii pii-v1

Severity

High

Discovered

Feb 26, 2024

Filed

May 2, 2024

To disclose

9 weeks

Affected

451,809

Linked

8 filings

Confidence

95%

Full breach record for JPMorgan Chase Bank, National Association →93 incidents on file

JPMorgan Chase Bank, N.A. reported a data breach to the Oregon Attorney General. The breach was reported on 2024-05-02. The breach occurred during 8/26/2021 - 2/26/2024. The breach was discovered on 2/26/2024. 451,809 individuals were affected. Notice was sent on 4/18/2024.

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Oregon clock✗ OR AG >45d9 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 914 days

discovery → filing · 9 weeks / 66 days

Aug 26, 2021

Begins

Feb 26, 2024

Discovered

May 2, 2024

Filed

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

California State AGbd_2f44509a28216b332024-04-29 · +3dVerified
Maine State AGbd_efe031254bd5408d2024-04-29 · +3dVerified
Delaware State AGbd_1d6fdc652ca663ce2024-04-18 · +14dVerified
Indiana State AGbd_73b14aaa9ac08d8a2024-04-18 · +14dVerified

Show 3 more filings ↓up to 29d gap

Washington State AGbd_8d03645db4f594c42024-04-18 · +14dVerified
Massachusetts State AGbd_c420fb601caa0dab2024-04-15 · +17dCandidate
Massachusetts State AGbd_9b265c593f7a32392024-05-31 · +29dCandidate

Name: JPMorgan Chase Bank, Dearborn
norm: jpmorgan chase bank dearborn

Name: JPMorgan Chase Bank, National Association
norm: jpmorgan chase bank national

Discovered: Feb 26, 2024
Breach occurred: Aug 26, 2021 – Feb 26, 2024
Undetected for: 914 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 18, 2024
Affected individuals: 451,809nationwide
Data types: —
Attack vector: Unknown

Time to disclose: 9 weeks(66 days from discovery to filing)
Compliance flags: OR AG >45d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 7 states

View merged incident ↗

Massachusetts State AGApr 15 · first

Delaware State AG+3d

Indiana State AG+3d

Washington State AG+3d

California State AG+14d

Maine State AG+14d

Oregon State AG+17d · this page

Massachusetts State AG+46d

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.

Source URL: https://justice.oregon.gov/consumer/DataBreach/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 2, 2024
Raw hash: 0e20f838ea650b1824cad3dc45defb57368c43dead60e453ae8b04b2a69024dd

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityJPMorgan Chase Bank, Dearborn

Victim entityJPMorgan Chase Bank, National Association

Incidentdiscovered Feb 26, 2024

ComplianceOR AG >45d

Extraction provenanceno artifact recorded

Source provenancejustice.oregon.gov