HackingTelecom & MediaInformationData ExfiltratedTargetedHealth (basic)Identity (basic)Government IDPHIMediumContained

Windstream Holdings II, LLC

bd_bfa2737f8a293407 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 23, 2020

Filed

Nov 18, 2020

To disclose

12 weeks

Affected

643state residents only

Linked

7 filings

Confidence

71%

Full breach record for Windstream Holdings II, LLC →

Windstream Holdings II, LLC reported a cybersecurity incident to the Washington AG. Unauthorized access occurred between July 11 and August 23, 2020. The breach affected 643 Washington residents, exposing names, DOBs, driver's license numbers, SSNs, and health-related information. Windstream engaged a cybersecurity firm, notified law enforcement, and offered two years of credit monitoring.

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Washington clock⏱ WA 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 · 43 days

discovery → filing · 12 weeks / 87 days

Jul 11, 2020

Begins

Aug 23, 2020

Discovered

Nov 18, 2020

Filed

This filing is one of 7 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

California State AGbd_2bb6bdb58b9d17512020-11-18Verified
Montana State AGbd_4f4b2f12322c63c02020-11-18Candidate
Massachusetts State AGbd_d9cb4ad33a6b21752020-11-18Verified
Maine State AGbd_e9f1d74e2f32d3902020-11-18Verified

Show 2 more filings ↓up to 1d gap

Indiana State AGbd_f7b5275ca19836942020-11-18Verified
New Hampshire State AGbd_75208315e26cf6892020-11-19 · +1dVerified

Name: Norton Rose Fulbright US LLP
norm: norton rose fulbright us

Name: Windstream Holdings II, LLC
norm: windstream holdings ii
Industry: Telecom & Mediallm

Discovered: Aug 23, 2020
Breach occurred: Jul 11, 2020 – Aug 23, 2020
Undetected for: 43 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 18, 2020
Affected individuals: 643state-resident count only
Data types: Health (basic)Identity (basic)Government IDPHI
Data elements: NameSocial Security numberDriver's licence numberDate of birthMedical information
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified federal law enforcement
Initial access: exploit_public_facing

During the incident: Launched an investigation to determine the scope of the incident
A cybersecurity firm was engaged to assist
Notified federal law enforcement of the incident
Changes made: Implemented additional security measures designed to enhance the security of its internal systems and applications
Offering two years of complimentary credit monitoring and identity protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(87 days from discovery to filing)
Compliance flags: WA AG >30d
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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

California State AGNov 18 · first

Montana State AGNov 18 · first

Massachusetts State AGNov 18 · first

Maine State AGNov 18 · first

Indiana State AGNov 18 · first

Washington State AGNov 18 · first · this page

New Hampshire State AG+1d

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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachM10361.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 18, 2020
Raw hash: c93cef2734fa80c5ee611f0b24db8b36b656f60c96c21f28d3bbb2eadd9218bd

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityNorton Rose Fulbright US LLP

Victim entityWindstream Holdings II, LLC

Incidentdiscovered Aug 23, 2020

Stated responseLaunched an investigation to determine the scope of the incident

ComplianceWA AG >30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com