HackingProfessional ServicesProfessional ServicesStolen CredentialsTargetedData ExfiltratedIdentity (basic)Government IDHighContained

WebTPA Employer Services, LLC

bd_5504564f0ebe377d · schema v1 · pii pii-v1

Severity

High

Discovered

Dec 28, 2023

Filed

Apr 1, 2024

To disclose

14 weeks

Affected

4,972state residents only

Linked

13 filings

Confidence

63%

Full breach record for WebTPA Employer Services, LLC →

WebTPA Employer Services, LLC reported unauthorized access to its network between April 18-23, 2023, detected on December 28, 2023. The incident impacted personal information including names, SSNs, and DOBs of individuals covered by benefit plans administered by WebTPA. WebTPA engaged third-party cybersecurity experts, notified federal law enforcement, and offered two years of complimentary identity monitoring services through Kroll.

J jump to incidentP pin to compareR raw source

Hawaii clock✓ HI CRA notice due14 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 · 254 days

discovery → filing · 14 weeks / 95 days

Apr 18, 2023

Begins

Dec 28, 2023

Discovered

Apr 1, 2024

Filed

vs. sector median

6 wks faster

This filing is one of 13 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Montana State AGbd_0297133fa0336cc02024-05-08 · +37dVerified
California State AGbd_3a0ea1b2445d3a622024-05-08 · +37dVerified by operator
HHS OCRbd_49634d385eadc99b2024-05-08 · +37dVerified
Indiana State AGbd_63c3547b073490032024-05-08 · +37dVerified

Show 6 more filings ↓up to 112d gap

Washington State AGbd_7698b08dbb41bf5f2024-05-08 · +37dVerified
New Hampshire State AGbd_eac90263c980f3a32024-05-08 · +37dVerified
Massachusetts State AGbd_6d62a670d8f061212024-05-10 · +39dVerified
California State AGbd_a68e128650f68b0c2024-07-19 · +109dVerified
South Carolina State AGbd_9a8e136e8c012acf2024-07-22 · +112dVerified
New Hampshire State AGbd_d527d5ff7e9f89a12024-07-22 · +112dVerified

Showing first 10 of 12 linked disclosures.

Name: WebTPA Employer Services, LLC
norm: webtpa employer
Domain: webtpa.com

Name: WebTPA Employer Services, LLC
norm: webtpa employer
Domain: webtpa.com
Industry: Professional Servicesllm

Discovered: Dec 28, 2023
Breach occurred: Apr 18, 2023 – Apr 23, 2023
Undetected for: 254 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 4,972state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: notified federal law enforcement
Initial access: valid_credentials

During the incident: Launched an investigation with the support of industry leading third-party cybersecurity experts
Notified federal law enforcement
Offering two years of complimentary identity monitoring services through Kroll
Deployed additional security measures and tools with the guidance of third-party cybersecurity experts
Changes made: Deployed additional security measures and tools with the guidance of third-party cybersecurity experts to further strengthen the security of our network
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(95 days from discovery to filing)
Compliance flags: HI CRA notice due
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 · 11 filings · 9 states

View merged incident ↗

Hawaii State AGApr 1 · first · this page

Montana State AG+37d

California State AG+37d

HHS OCR+37d

Indiana State AG+37d

Washington State AG+37d

New Hampshire State AG+37d

Massachusetts State AG+39d

California State AG+109d

South Carolina State AG+112d

New Hampshire State AG+112d

Pattern: first filing Apr 1 (HI), last Jul 22 (NH) — a 112-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 12 — the full spread may be wider.

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://cca.hawaii.gov/wp-content/uploads/2026/05/2024-0299.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 1, 2024
Raw hash: c2a44181494a9b62d4cbb32475c54f667aba004d0b6aca11fe1db734f97cbc31

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityWebTPA Employer Services, LLC

Victim entityWebTPA Employer Services, LLC

Incidentdiscovered Dec 28, 2023

Stated responseLaunched an investigation with the support of industry leading third-party cybersecurity experts

ComplianceHI CRA notice due

Extraction provenanceno artifact recorded

Source provenancecca.hawaii.gov