Social EngineeringHealthcareFinancial ServicesHealthcarePhishingCustomer Data InvolvedEmployee Data InvolvedPIIIdentity (basic)MinorMediumContained

Delta Dental of Arizona

bd_ab309c0e8cab8431 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 8, 2019

Filed

Nov 8, 2019

To disclose

18 weeks

Affected

40state residents only

Linked

2 filings

Confidence

65%

Full breach record for Delta Dental of Arizona →

Delta Dental of Arizona notified affected individuals of a phishing incident on July 8, 2019, where an employee's email account was compromised. The breach potentially exposed names and other personal information of customers and minors. The company engaged forensic investigators, enhanced email security, and offered 12 months of credit monitoring via Experian.

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Incident timeline

discovery → filing · 18 weeks / 123 days

Jul 8, 2019

Begins

Jul 8, 2019

Discovered

Nov 8, 2019

Filed

vs. sector median

+5 wks slower

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

Illinois State AGbd_703a77d1f92a25902019-01-01 · +311dCandidate

Name: Delta Dental of Arizona
norm: delta dental of arizona

Name: Delta Dental of Arizona
norm: delta dental of arizona
Industry: HealthcarellmFinancial Servicesllm

Discovered: Jul 8, 2019
Breach occurred: Jul 8, 2019
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 8, 2019
Affected individuals: 40state-resident count only
Data types: PIIIdentity (basic)Minor
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: reporting this incident to relevant state and federal regulators
Initial access: phishing_link

During the incident: Commenced an investigation, working with third party forensic investigators
Implemented additional security measures to increase the security of our email environment
Continue to assess our email environment to identify further security enhancements
Reviewing our existing policies and procedures
Reporting this incident to relevant state and federal regulators
Offering you access to 12 months of credit monitoring and identity theft restoration services at no cost to you through Experian
Changes made: Implemented additional security measures to increase the security of our email environment
Continue to assess our email environment to identify further security enhancements
Reviewing our existing policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 18 weeks(123 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Illinois State AGJan 1 · first

Montana State AG+311d · this page

Pattern: first filing Jan 1 (IL), last Nov 8 (MT) — a 311-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://dojmt.gov/wp-content/uploads/OCP/Consumer-30.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 8, 2019
Raw hash: f02ad02d5e8cc461861438a09ba2ff521aadd850b455503f109ff555a0d149b4

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityDelta Dental of Arizona

Victim entityDelta Dental of Arizona

Incidentdiscovered Jul 8, 2019

Stated responseCommenced an investigation, working with third party forensic investigators

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov