HackingEducationEducationStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumActive

Dallas County Community College District

bd_54c720c4b88688e3 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 5, 2017

Filed

Aug 21, 2018

To disclose

46 weeks

Affected

1state residents only

Linked

2 filings

Confidence

65%

Full breach record for Dallas County Community College District →

Dallas County Community College District notified NH AG of unauthorized access to employee email accounts (Sept-Dec 2017). Discovered Oct 5, 2017. One NH resident's name and SSN exposed. Notification sent Aug 17, 2018. Investigation ongoing.

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Incident timeline

undetected · 21 days

discovery → filing · 46 weeks / 320 days

Sep 14, 2017

Begins

Oct 5, 2017

Discovered

Aug 21, 2018

Filed

vs. sector median

+37 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

New Hampshire State AGbd_8846152d948f7b3e2018-09-24 · +34dCandidate

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Dallas County Community College District
norm: dallas county community college district
Industry: Educationllm

Discovered: Oct 5, 2017
Breach occurred: Sep 14, 2017 – Dec 18, 2017
Undetected for: 21 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 17, 2018
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: providing notice to other state regulators and the consumer reporting agencies
Initial access: valid_credentials

During the incident: Immediately changed the employee's credentials
Launched an investigation, with the assistance of a third-party forensic investigation firm
Offering those individuals with a Social Security number impacted by this event with access to one ( 1) year of complimentary credit monitoring and identity restoration services
Reviewing its policies and procedures and implementing additional email security mechanisms
Providing notice to other state regulators and the consumer reporting agencies
Changes made: Reviewing its policies and procedures
Implementing additional email security mechanisms
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 46 weeks(320 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

View merged incident ↗

New Hampshire State AGAug 21 · first · this page

New Hampshire State AG+34d

Pattern: first filing Aug 21 (NH), last Sep 24 (NH) — a 34-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://mm.nh.gov/files/uploads/doj/remote-docs/dallas-county-community-college-20180821.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 21, 2018
Raw hash: 735cc173628f85b3abe079f10ff397759bb80ce7b1dac0eaa3fe314adda27af8

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityDallas County Community College District

Incidentdiscovered Oct 5, 2017

Stated responseImmediately changed the employee's credentials

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov