MICHIGANPhysicalHealthcareGovernmentHealthcareLossCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDHealth (basic)MediumResolved

City of Detroit, Michigan

bd_4a69776d4e9125b5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Feb 5, 2018

To disclose

—

Affected

544

Confidence

97%

Full breach record for City of Detroit, Michigan →

City of Detroit (MI) reported to HHS OCR on 2018-02-05 a Loss affecting 544 individuals. An unencrypted flash drive containing PHI was reported missing; it was subsequently located by an employee and returned to their supervisor. PHI involved included names, dates of birth, addresses, Social Security numbers, diagnoses/conditions, lab results, medications, and other treatment information. Breached information was located on an Other Portable Electronic Device. The incident was also reported to the NJ State Police Cyber Crimes Unit. The CE implemented encryption for mobile storage, revised access policies, and retrained staff.

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HIPAA clock✓ HHS notified

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

Feb 5, 2018

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed544 affectedView incident

Name: City of Detroit, Michigan
norm: city of detroit michigan
Industry: Health Care Services

Name: City of Detroit, Michigan
norm: city of detroit michigan
Industry: Health Care Services
Industry: Healthcaresource defaultGovernmentllm

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 544nationwide
Data types: Identity (basic)Government IDHealth (basic)
HHS breach type: Loss
Where the data lived: Portable electronic device
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1052 Exfiltration Over Physical Medium
Threat actor: Internal
Regulator citations: Notified HHS OCRReported to New Jersey State Police Cyber Crimes UnitOCR obtained assurances that corrective actions were implemented

During the incident: Notified affected individuals
Notified media outlets
Implemented new encryption technology for mobile data storage devices
Revised policies and procedures regarding employee access to PHI and PII
Retrained employees
Changes made: Encryption technology deployed for mobile data storage devices
Updated access control policies and procedures
Employee retraining completed
Source: Quoted from the filing itself, not independently verified.

Compliance flags: HHS notified
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: not extracted
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: not extracted → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Feb 5, 2018
Raw hash: 7132092e35ac6a4b569b37963f8c5c29357a9b9c3fb100f7e5e558ac6355c283

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Reporting entityCity of Detroit, Michigan

Victim entityCity of Detroit, Michigan

IncidentUnauthorized Access

Stated responseNotified affected individuals

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing