HackingOtherData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Duke Realty Corporation

bd_d6ada7026547ff78 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 16, 2021

Filed

Aug 13, 2021

To disclose

28 days

Affected

3state residents only

Linked

6 filings

Confidence

66%

Full breach record for Duke Realty Corporation →

Duke Realty Corporation notified Montana residents of a data breach where unauthorized access occurred between June 7 and July 18, 2021. The incident involved the exfiltration of personal information, including names, addresses, and Social Security numbers, from current and former employee records. Duke Realty engaged forensic investigators and offered credit monitoring services.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 39 days

discovery → filing · 28 days

Jun 7, 2021

Begins

Jul 16, 2021

Discovered

Aug 13, 2021

Filed

vs. sector median

4 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_584b3226a1ecf9382021-08-13Verified
Maine State AGbd_5a0939444fe81c0e2021-08-13Candidate
New Hampshire State AGbd_6b69c7e8811d5ced2021-08-13Verified
Indiana State AGbd_950345179b7e69672021-08-13Verified

Show 1 more filing ↓up to 1d gap

Maine State AGbd_0d09fdbb143f5e0f2021-08-12 · +1dCandidate

Name: Duke Realty Corporation
norm: duke realty

Name: Duke Realty Corporation
norm: duke realty
Industry: Otherllm

Discovered: Jul 16, 2021
Breach occurred: Jun 7, 2021 – Jul 18, 2021
Undetected for: 39 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 3state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Launched an investigation
Launched a forensic investigation with the help of a leading forensic firm
Took steps to remediate the incident
Enhanced monitoring across our environment
Arranged to offer you credit monitoring and identity protection services
Changes made: Enhanced monitoring across our environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 5 states

View merged incident ↗

Maine State AGAug 12 · first

Massachusetts State AG+1d

Maine State AG+1d

New Hampshire State AG+1d

Indiana State AG+1d

Montana State AG+1d · 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/notificationLetter-46.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 13, 2021
Raw hash: b329b2d52f25c3d98f04bf344b6893818c94cb36b9a873a610606103aef4ddbe

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityDuke Realty Corporation

Victim entityDuke Realty Corporation

Incidentdiscovered Jul 16, 2021

Stated responseLaunched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov