Social EngineeringHealthcareFinancial ServicesHealthcarePhishingData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)PHIHealth (basic)MediumContained

Delta Dental of Virginia

bd_a1166220222f2703 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 23, 2025

Filed

Nov 21, 2025

To disclose

30 weeks

Affected

169state residents only

Linked

12 filings

Confidence

66%

Full breach record for Delta Dental of Virginia →

Delta Dental of Virginia notified the New Hampshire Attorney General on November 21, 2025, regarding a phishing incident affecting approximately 169 NH residents. Unauthorized access to an email account occurred between March 21 and April 23, 2025, exposing names, SSNs, government IDs, and PHI. DDVA engaged forensic experts, provided 12 months of TransUnion credit monitoring, and implemented enhanced employee safeguards.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 33 days

discovery → filing · 30 weeks / 212 days

Mar 21, 2025

Begins

Apr 23, 2025

Discovered

Nov 21, 2025

Filed

vs. sector median

+18 wks slower

This filing is one of 12 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

HHS OCRbd_258b7419633efa292025-11-21Verified
Texas State AGbd_33adf66631ec6cff2025-11-21Verified
California State AGbd_63884c8a325504032025-11-21Verified
Vermont State AGbd_6c4632d1958d0b222025-11-21Verified

Show 6 more filings ↓up to 20d gap

Nebraska State AGbd_6db54e4976d5f92f2025-11-21Verified
South Carolina State AGbd_77514f3f8810054e2025-11-21Verified
Massachusetts State AGbd_92ec564b7230db502025-11-21Verified
Indiana State AGbd_b83003f69cbe723d2025-11-21Verified
Maine State AGbd_bf99bf0f3544346b2025-11-21Verified
Illinois State AGbd_f76af52c89b553ac2025-11-01 · +20dVerified

Showing first 10 of 11 linked disclosures.

Name: Constangy, Brooks, Smith & Prophete, LLP
norm: constangy brooks smith prophete

Name: Delta Dental of Virginia
norm: delta dental of virginia
Industry: HealthcarellmFinancial Servicesllm

Discovered: Apr 23, 2025
Breach occurred: Mar 21, 2025 – Apr 23, 2025
Undetected for: 33 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 21, 2025
Affected individuals: 169state-resident count only
Data types: Government IDIdentity (basic)PHIHealth (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General
Initial access: phishing_link

During the incident: Engaged independent cybersecurity experts to assist with the process
Undertook a comprehensive review of those files
Implemented additional safeguards and training to its employees
Providing access to credit monitoring services for 12 months, through TransUnion
Changes made: Implemented additional safeguards and training to its employees
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 30 weeks(212 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

Illinois State AGNov 1 · first

HHS OCR+20d

Texas State AG+20d

California State AG+20d

Vermont State AG+20d

Nebraska State AG+20d

South Carolina State AG+20d

Massachusetts State AG+20d

Indiana State AG+20d

Maine State AG+20d

New Hampshire State AG+20d · this page

Pattern: first filing Nov 1 (IL), last Nov 21 (NH) — a 20-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 11 — 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://mm.nh.gov/files/uploads/doj/remote-docs/delta-dental-virginia-20251121.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 21, 2025
Raw hash: b8363bf255d98dcb407190f959c1af6999eaef85df4cb895fe8e20b4ad4a82b3

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityConstangy, Brooks, Smith & Prophete, LLP

Victim entityDelta Dental of Virginia

Incidentdiscovered Apr 23, 2025

Stated responseEngaged independent cybersecurity experts to assist with the process

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov