AccidentalFinancial ServicesFinanceData MishandlingSupply Chain (3P Vendor)Employee Data InvolvedIdentity (basic)Government IDMedium

Workers Federal Credit Union

bd_6b8ffdabc8243576 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 17, 2023

Filed

Jun 23, 2023

To disclose

10 weeks

Affected · nationwide

65911 in this filing

Linked

2 filings

Confidence

65%

Full breach record for Workers Federal Credit Union →10 incidents on file

Workers Federal Credit Union reported a data breach affecting 659 individuals, resulting from a security incident at a third-party vendor that provides insurance services to its employees and their dependents. The incident, which occurred between March 28 and April 17, 2023, exposed names and Social Security numbers. Affected individuals were notified on June 15, 2023, and offered two years of complimentary credit monitoring and identity protection services.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Apr 17, 2023 → Filed with AG Jun 23, 202367d ⏱ ME AG >30d10 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 · 20 days

discovery → filing · 10 weeks / 67 days

Mar 28, 2023

Begins

Apr 17, 2023

Discovered

Jun 23, 2023

Filed

vs. sector median

on median

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_fbb049825eb568162023-06-23Verified

Name: Workers Federal Credit Union
norm: workers federal credit union

Name: Workers Federal Credit Union
norm: workers federal credit union
Industry: Financial Servicesllm

Discovered: Apr 17, 2023
Breach occurred: Mar 28, 2023 – Apr 17, 2023
Undetected for: 20 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 15, 2023
Affected individuals: 659state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: Partner

During the incident: Offered 2 years of complimentary credit monitoring and identity protection services through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(67 days from discovery to filing)
Compliance flags: ME AG >30d · 67d
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: Apr 17, 2023
→ Filed with AG: Jun 23, 2023
67d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Apr 17, 2023 → Filed with AG: Jun 23, 2023	67d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGJun 23 · first

Maine State AGJun 23 · first · this page

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/e1046c2b-3e34-46e2-9694-7a1adceeb131.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 23, 2023
Raw hash: 9096ff0e6c32c25d97bc690497f9b415a63fc78fb325f89d8f26cc2c76d063a1

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityWorkers Federal Credit Union

Victim entityWorkers Federal Credit Union

Incidentdiscovered Apr 17, 2023

Stated responseOffered 2 years of complimentary credit monitoring and identity protection services through IDX

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov