HackingProfessional ServicesProfessional ServicesCustomer Data InvolvedDelayed DiscoveryPIIIdentity (basic)Government IDMediumContained

WebTPA Employer Services, LLC

bd_3a0ea1b2445d3a62 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 28, 2023

Filed

May 8, 2024

To disclose

19 weeks

Affected

Not disclosed

Linked

13 filings

Confidence

64%

Full breach record for WebTPA Employer Services, LLC →

WebTPA Employer Services, LLC detected suspicious activity on its network on December 28, 2023. An investigation revealed an unauthorized actor may have accessed personal information between April 18 and April 23, 2023. The company notified federal law enforcement and engaged third-party cybersecurity experts. Affected individuals are offered two years of identity monitoring. Financial and health data were not impacted.

J jump to incidentP pin to compareR raw source

California clockDiscovered Dec 28, 2023 → Notified May 8, 2024132d ✗ CA 60-day late19 weeks discovery → filing

Incident timeline

undetected · 254 days

discovery → filing · 19 weeks / 132 days

Apr 18, 2023

Begins

Dec 28, 2023

Discovered

May 8, 2024

Filed

vs. sector median

1 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_0297133fa0336cc02024-05-08Verified
HHS OCRbd_49634d385eadc99b2024-05-08Verified
Indiana State AGbd_63c3547b073490032024-05-08Verified
Washington State AGbd_7698b08dbb41bf5f2024-05-08Verified

Show 6 more filings ↓up to 75d gap

New Hampshire State AGbd_eac90263c980f3a32024-05-08Verified
Massachusetts State AGbd_6d62a670d8f061212024-05-10 · +2dVerified
Illinois State AGbd_f59c327177cfab982024-05-01 · +7dVerified
California State AGbd_a68e128650f68b0c2024-07-19 · +72dVerified
South Carolina State AGbd_9a8e136e8c012acf2024-07-22 · +75dVerified
New Hampshire State AGbd_d527d5ff7e9f89a12024-07-22 · +75dVerified

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: May 8, 2024
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)Government ID
Attack vector: Unknown
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified federal law enforcement

During the incident: Initiated measures to mitigate the threat and further secure our network
Launched an investigation with the support of industry leading third-party cybersecurity experts
Notified federal law enforcement
Informed your benefit plan or insurance company about the incident
Provided impacted individuals’ data and contact information to benefit plans and insurance companies
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: 19 weeks(132 days from discovery to filing)
Compliance flags: CA 60-day late · 132d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Dec 28, 2023
→ Notified: May 8, 2024
132d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Dec 28, 2023 → Notified: May 8, 2024	132d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 9 states

View merged incident ↗

Illinois State AGMay 1 · first

Montana State AG+7d

HHS OCR+7d

Indiana State AG+7d

Washington State AG+7d

New Hampshire State AG+7d

California State AG+7d · this page

Massachusetts State AG+9d

California State AG+79d

South Carolina State AG+82d

New Hampshire State AG+82d

Pattern: first filing May 1 (IL), last Jul 22 (NH) — a 82-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://oag.ca.gov/ecrime/databreach/reports/sb24-585037
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 8, 2024
Raw hash: e4431c1db8e14fc9c697d9f3164f176cada1f043015f9409f03b95a19e3ecb8e

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityWebTPA Employer Services, LLC

Victim entityWebTPA Employer Services, LLC

Incidentdiscovered Dec 28, 2023

Stated responseInitiated measures to mitigate the threat and further secure our network

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov