HackingProfessional ServicesProfessional ServicesDelayed DiscoveryCustomer Data InvolvedIdentity (basic)CredentialsLowContained

Manpower of Lansing, MI Inc.

bd_4b647d81ffd7347c · schema v1 · pii pii-v1

Severity

Low

Discovered

Jan 20, 2025

Filed

Aug 11, 2025

To disclose

29 weeks

Affected

Not disclosed

Linked

8 filings

Confidence

65%

Full breach record for Manpower of Lansing, MI Inc. →

Manpower of Lansing, MI Inc. notified Vermont AG of unauthorized network access between Dec 29, 2024 and Jan 12, 2025. Incident discovered Jan 20, 2025. Notification sent July 28, 2025. Data likely included names and credentials. FBI notified. Credit monitoring offered.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday29 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 22 days

discovery → filing · 29 weeks / 203 days

Dec 29, 2024

Begins

Jan 20, 2025

Discovered

Aug 11, 2025

Filed

vs. sector median

+10 wks slower

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

Massachusetts State AGbd_4fbc412296d8d6ef2025-08-11Verified
Nebraska State AGbd_9655b51f2ac157972025-08-11Verified
New Hampshire State AGbd_b5956ba9bace8fc72025-08-11Verified
Maine State AGbd_ccfe23f9fb354e102025-08-11Verified

Show 3 more filings ↓up to 161d gap

Texas State AGbd_929f56b712ed949d2025-08-12 · +1dVerified
Montana State AGbd_e92e28cc50a946e02025-08-12 · +1dVerified
Indiana State AGbd_19184371c4f242b02025-03-03 · +161dCandidate

Name: Manpower of Lansing, MI Inc.
norm: manpower of lansing mi

Name: Manpower of Lansing, MI Inc.
norm: manpower of lansing mi
Industry: Professional Servicesllm

Discovered: Jan 20, 2025
Breach occurred: Dec 29, 2024 – Jan 12, 2025
Undetected for: 22 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 28, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)Credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the Federal Bureau of Investigation
Initial access: exploit_public_facing

During the incident: Launched an investigation and took steps to secure our IT environment
Implementing enhanced security measures
Notified the Federal Bureau of Investigation
Offering you the opportunity to enroll in complimentary Equifax credit monitoring and identity theft protection services
Changes made: Implementing enhanced security measures to help prevent a similar incident from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 weeks(203 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 8 states

View merged incident ↗

Indiana State AGMar 3 · first

Massachusetts State AG+161d

Nebraska State AG+161d

New Hampshire State AG+161d

Maine State AG+161d

Vermont State AG+161d · this page

Texas State AG+162d

Montana State AG+162d

Pattern: first filing Mar 3 (IN), last Aug 12 (MT) — a 162-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://ago.vermont.gov/document/2025-08-11-manpower-lansing-mi-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 11, 2025
Raw hash: 6b0ee2bc7c8dd98d53d45e653b1250f389c1bfd0e637b62003967d11003dc8ea

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityManpower of Lansing, MI Inc.

Victim entityManpower of Lansing, MI Inc.

Incidentdiscovered Jan 20, 2025

Stated responseLaunched an investigation and took steps to secure our IT environment

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov