HackingFinancial ServicesFinanceCustomer Data InvolvedIdentity (basic)Government IDMediumContained

SDI Management LLC

bd_03cc0d9f79664394 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 25, 2026

Filed

Apr 9, 2026

To disclose

6 weeks

Affected

Not disclosed

Linked

5 filings

Confidence

67%

Full breach record for SDI Management LLC →

SDI Management LLC notified consumers of a network compromise detected on February 25, 2026. The incident potentially exposed names, dates of birth, Social Security numbers, and driver's license numbers. SDI secured the network, engaged third-party experts, and notified law enforcement. Affected individuals were offered 12 months of credit monitoring through Cyberscout. No evidence of fraud was found at the time of notification.

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Vermont clock⏱ VT AG >14 bday6 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 6 weeks / 43 days

Feb 25, 2026

Discovered

Apr 9, 2026

Filed

vs. sector median

2 wks faster

This filing is one of 5 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Maine State AGbd_7cccb6aa80d176302026-04-09Verified
New Hampshire State AGbd_a7d73a3aafda2a072026-04-09Verified
Indiana State AGbd_285f76163950ef3f2026-04-06 · +3dCandidate
Indiana State AGbd_f9048463f6e01fe62026-04-06 · +3dCandidate

Name: SDI Management Consulting
norm: sdi management consulting
Domain: sdi-mc.com

Name: SDI Management LLC
norm: sdi management
Industry: Financial Servicesllm

Discovered: Feb 25, 2026
Materiality determined: —
Notification sent: Apr 9, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Data elements: Date of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified law enforcement regarding this incident
Initial access: exploit_public_facing

During the incident: Secured and remediated the compromise
Engaged additional third-party experts
Commenced an investigation
Notified law enforcement regarding this incident
Changes made: Providing you with access to free Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score through Cyberscout
Providing you with proactive fraud assistance
Continuously enhancing our systems' security
Continuous awareness training and assessment of our data security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(43 days from discovery to filing)
Compliance flags: VT AG >14 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 4 states

View merged incident ↗

Indiana State AGApr 6 · first

Maine State AG+3d

New Hampshire State AG+3d

Vermont State AG+3d · 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://ago.vermont.gov/document/2026-04-09-sdi-management-llc-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 9, 2026
Raw hash: f129e48780a5a274a674c5cfec468dc2d476303362e19ea93514acc286635fc0

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entitySDI Management Consulting

Victim entitySDI Management LLC

Incidentdiscovered Feb 25, 2026

Stated responseSecured and remediated the compromise

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov