HackingTechnologyInformationData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

MERKLE INC

bd_a35e9f4dec1e0522 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 31, 2025

Filed

Feb 6, 2026

To disclose

23 weeks

Affected

1state residents only

Linked

2 filings

Confidence

67%

Full breach record for MERKLE INC →

Merkle Inc. notified the New Hampshire Attorney General of a security incident affecting one NH resident. Unauthorized access to Merkle's servers resulted in the exfiltration of names and Social Security numbers. The breach was detected on August 31, 2025, and notification was mailed on February 6, 2026. Merkle engaged a cybersecurity firm, contained the activity, and provided one year of credit monitoring to the affected individual.

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Incident timeline

discovery → filing · 23 weeks / 159 days

Aug 31, 2025

Discovered

Feb 6, 2026

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

Massachusetts State AGbd_336786e8147a00bb2026-02-06Verified

Name: MERKLE INC
norm: merkle

Name: MERKLE INC
norm: merkle
Industry: Technologyllm

Discovered: Aug 31, 2025
Materiality determined: —
Notification sent: Feb 6, 2026
Affected individuals: 1state-resident count only
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1119 Automated Collection
Threat actor: External
Regulator citations: Notified Attorney General John Formella
Initial access: exploit_public_facing

During the incident: Implemented its incident response protocols
Took steps to contain the activity
Launched an investigation
Engaged a cybersecurity firm
Mailed a notification letter via First-Class mail
Offered a complimentary, one-year membership to credit monitoring and identity protection services
Changes made: Taken steps to enhance its existing security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 23 weeks(159 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 ↗

Massachusetts State AGFeb 6 · first

New Hampshire State AGFeb 6 · 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://mm.nh.gov/files/uploads/doj/remote-docs/merkle-20260206.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 6, 2026
Raw hash: b4393e3d0983edd3944800449029a31864c35183776ddcea9aebac609862d483

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMERKLE INC

Victim entityMERKLE INC

Incidentdiscovered Aug 31, 2025

Stated responseImplemented its incident response protocols

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov