Social EngineeringFinancial ServicesFinancePhishingStolen CredentialsTargetedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Arkansas Teacher Retirement System

bd_b4c367753db03236 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 4, 2020

Filed

May 8, 2020

To disclose

13 weeks

Affected

6state residents only

Linked

2 filings

Confidence

66%

Full breach record for Arkansas Teacher Retirement System →2 incidents on file

Arkansas Teacher Retirement System notified Montana residents of a data security incident on May 8, 2020. Suspicious activity on an agency email account was detected on February 4, 2020. An unauthorized user accessed the account, potentially exposing names, SSNs, and financial account info. Forensic investigators were engaged, passwords changed, and MFA is being implemented. Credit monitoring offered.

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Incident timeline

discovery → filing · 13 weeks / 94 days

Feb 4, 2020

Discovered

May 8, 2020

Filed

vs. sector median

+4 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

Indiana State AGbd_39fa0da0e8fa9d5f2020-05-08Verified

Name: Arkansas Teacher Retirement System
norm: arkansas teacher retirement system

Name: Arkansas Teacher Retirement System
norm: arkansas teacher retirement system
Industry: Financial Servicesllm

Discovered: Feb 4, 2020
Materiality determined: —
Notification sent: May 8, 2020
Affected individuals: 6state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: phishing_link

During the incident: Hired independent computer forensic investigators
Changed the account password for the affected email account
Arranged for credit monitoring and identity protection services provided by MyIDCare powered by ID Experts at no cost
Changes made: Enabling multi-factor authentication on all email accounts within the organization
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(94 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 ↗

Indiana State AGMay 8 · first

Montana State AGMay 8 · 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://dojmt.gov/wp-content/uploads/OCP/Consumer-86.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 8, 2020
Raw hash: a0a262aff02122c5f05a1375c424d0609d89191bdc2f5bbbda63a59fac9c9077

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityArkansas Teacher Retirement System

Victim entityArkansas Teacher Retirement System

Incidentdiscovered Feb 4, 2020

Stated responseHired independent computer forensic investigators

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov