HackingTechnologyInformationData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)CriticalContained

Welltok

bd_063b1deb8c7a2bff · schema v1 · pii pii-v1

Severity

Critical

Discovered

Sep 22, 2023

Filed

Dec 15, 2023

To disclose

12 weeks

Affected · nationwide

495,33126 in this filing

Linked

22 filings

Confidence

66%

Full breach record for Welltok →3 incidents on file

Welltok, Inc. filed a state AG breach notice for an external system breach (hacking) occurring on 05/30/2023 and discovered on 09/22/2023. The incident affected 495,331 individuals, including 26 Maine residents. Acquired data included names and Social Security Numbers. Welltok provided written notification and offered 12-24 months of credit monitoring and identity theft protection.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Sep 22, 2023 → Filed with AG Dec 15, 202384d ⏱ ME AG >30d12 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 115 days

discovery → filing · 12 weeks / 84 days

May 30, 2023

Begins

Sep 22, 2023

Discovered

Dec 15, 2023

Filed

vs. sector median

1 wks faster

This filing is one of 22 filings about the same incident.View merged incident

Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Vermont State AGbd_69d99adc86ef4dcf2023-12-15Verified
California State AGbd_b765e398c9850ca12023-12-15Verified
New Hampshire State AGbd_e5a605be617ae3962023-12-15Verified
Maine State AGbd_0328ea1fdab9c4592023-12-22 · +7dVerified by operator

Show 6 more filings ↓up to 161d gap

California State AGbd_5e4b7107bd1176de2023-12-22 · +7dVerified
Vermont State AGbd_8ca9e17ac4dfbe9b2023-12-22 · +7dVerified
New Hampshire State AGbd_db6e6d3e58b51e902023-12-22 · +7dVerified
California State AGbd_cf54a7692c42c7aa2024-01-08 · +24dVerified by operator
California State AGbd_d2c5cdddd25b96d92024-02-28 · +75dVerified by operator
South Carolina State AGbd_57aa66e4578bd8912024-05-24 · +161dVerified by operator

Showing first 10 of 21 linked disclosures.

Name: Welltok
norm: welltok
Domain: welltok.com

Name: Welltok
norm: welltok
Domain: welltok.com
Industry: Technologyllm

Discovered: Sep 22, 2023
Breach occurred: May 30, 2023
Undetected for: 115 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 13, 2023
Affected individuals: 495,331state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered 12 to 24 months of credit monitoring and identity theft protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(84 days from discovery to filing)
Compliance flags: ME AG >30d · 84d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Sep 22, 2023
→ Filed with AG: Dec 15, 2023
84d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Sep 22, 2023 → Filed with AG: Dec 15, 2023	84d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 5 states

View merged incident ↗

Vermont State AGDec 15 · first

California State AGDec 15 · first

New Hampshire State AGDec 15 · first

Maine State AGDec 15 · first · this page

Maine State AG+7d

California State AG+7d

Vermont State AG+7d

New Hampshire State AG+7d

California State AG+24d

California State AG+75d

South Carolina State AG+161d

Pattern: first filing Dec 15 (VT), last May 24 (SC) — a 161-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 21 — 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/264cfc81-422b-4a5d-9081-52eeba206372.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 15, 2023
Raw hash: ab668e4ce48acd726f9c03600e44e1c312862ba1fc5e9e6bf217487b40c350d0

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityWelltok

Victim entityWelltok

Incidentdiscovered Sep 22, 2023

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov