MalwareManufacturingManufacturingRansomwareData ExfiltratedData EncryptedRansom DemandedPIIIdentity (basic)MediumContained

Plug Power Inc.

bd_a7a20cf50beef4f5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 22, 2023

Filed

Dec 15, 2023

To disclose

38 weeks

Affected · nationwide

8,3235 in this filing

Linked

4 filings

Confidence

66%

Full breach record for Plug Power Inc. →3 incidents on file

Plug Power Inc. disclosed a ransomware incident occurring March 13-23, 2023, discovered March 22, 2023. Unauthorized access may have involved personal information. The company engaged forensic experts, notified law enforcement, and offered 24 months of credit monitoring to approximately 8,323 affected individuals. Notification sent December 15, 2023.

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Incident timeline

undetected · 9 days

discovery → filing · 38 weeks / 268 days

Mar 13, 2023

Begins

Mar 22, 2023

Discovered

Dec 15, 2023

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

New Hampshire State AGbd_b0cc7596c5b908982023-12-15Verified
Maine State AGbd_cea3305b3d38602b2023-12-15Verified by operator
Vermont State AGbd_fdd829aeab061acf2023-12-15Verified

Name: Plug Power Inc.
norm: plug power
Domain: plugpower.com

Name: Plug Power Inc.
norm: plug power
Domain: plugpower.com
Industry: Manufacturingllm

Discovered: Mar 22, 2023
Breach occurred: Mar 13, 2023 – Mar 23, 2023
Undetected for: 9 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 15, 2023
Affected individuals: 8,323state + nationwide
Data types: PIIIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified law enforcement

During the incident: Engaged third-party cyber experts to determine the nature and scope of the incident
Notified law enforcement
Offering complimentary credit monitoring services through IDX, A ZeroFox Company
Changes made: Took steps to reduce the likelihood of a similar incident from occurring in the future
Continue to make additional improvements that strengthen cybersecurity protections
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 38 weeks(268 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

New Hampshire State AGDec 15 · first

Maine State AGDec 15 · first

Vermont State AGDec 15 · first

Montana State AGDec 15 · 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-notification-letter-952.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 15, 2023
Raw hash: 31961f5c670fdc5682b6513cde29d4310fe2358611ba3a67baeb5c2057eac102

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityPlug Power Inc.

Victim entityPlug Power Inc.

Incidentdiscovered Mar 22, 2023

Stated responseEngaged third-party cyber experts to determine the nature and scope of the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov