HackingTechnologyProfessional ServicesInformationCustomer Data InvolvedEmployee Data InvolvedPIIIdentity (basic)EmploymentLowContained

Complete Payroll Solutions

bd_a438c7e68790c182 · schema v1 · pii pii-v1

Severity

Low

Discovered

Mar 10, 2024

Filed

Apr 25, 2025

To disclose

14 months

Affected

Not disclosed

Linked

4 filings

Confidence

65%

Full breach record for Complete Payroll Solutions →3 incidents on file

Complete Payroll Solutions (CPS) notified the California Attorney General of a data breach affecting client employee data. Unauthorized access occurred between February 21, 2024, and March 10, 2024. CPS identified suspicious activity on March 10, 2024. An unknown external actor accessed information including names and other personal data. CPS reset passwords, added security layers, notified law enforcement, and offered identity monitoring via Kroll.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d14 months discovery → filing

Incident timeline

undetected · 18 days

discovery → filing · 14 months / 411 days

Feb 21, 2024

Begins

Mar 10, 2024

Discovered

Apr 25, 2025

Filed

vs. sector median

+40 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Montana State AGbd_8098ebc1bce71e1c2025-04-25Verified by operator
California State AGbd_956ff6e14c25a6de2025-05-09 · +14dVerified
Maine State AGbd_33129bc371be906d2024-10-23 · +184dVerified

Name: Complete Payroll Solutions
norm: complete payroll
Domain: completepayrollsolutions.com

Name: Complete Payroll Solutions
norm: complete payroll
Domain: completepayrollsolutions.com
Industry: TechnologyllmProfessional Servicesllm

Discovered: Mar 10, 2024
Breach occurred: Feb 21, 2024 – Mar 10, 2024
Undetected for: 18 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)Employment
Attack vector: Unknown
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified law enforcement

During the incident: Reset system passwords
Added extra layers of security
Notified law enforcement
Offered complimentary access to identity monitoring services through Kroll
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 months(411 days from discovery to filing)
Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 3 states

View merged incident ↗

Maine State AGOct 23 · first

Montana State AG+184d

California State AG+184d · this page

California State AG+198d

Pattern: first filing Oct 23 (ME), last May 9 (CA) — a 198-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://oag.ca.gov/ecrime/databreach/reports/sb24-601920
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 25, 2025
Raw hash: a73910f061a6acd7a7a59a86a1c15595abc3de1e20153f303e30faa32519c101

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityComplete Payroll Solutions

Victim entityComplete Payroll Solutions

Incidentdiscovered Mar 10, 2024

Stated responseReset system passwords

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov