HackingInformationIdentity (basic)Government IDFinancial accountMediumContained

JASCO Applied Sciences

bd_2bbde01f657e7433 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 21, 2025

Filed

Nov 26, 2025

To disclose

18 weeks

Affected

1state residents only

Linked

5 filings

Confidence

67%

Full breach record for JASCO Applied Sciences →

JASCO Applied Sciences reported a data breach to the New Hampshire Attorney General on November 26, 2025, affecting one NH resident. Unauthorized access occurred on July 21, 2025, with data published on the dark web discovered around October 20, 2025. Affected data included names, SSNs, and driver's license numbers. JASCO took systems offline, retained counsel, and provided 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >90d18 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 · 18 weeks / 128 days

Jul 21, 2025

Discovered

Nov 26, 2025

Filed

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

A leak claim by rhysida about this victim predates this filing by 128 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Siterhysidabd_4630416b295b25752025-10-07 · +50dVerified by operator
Leak Siterhysidabd_6498a0d8e5cf51742025-07-21 · +128dVerified by operator

Regulatory filings (2) · sorted by filing gap

Maine State AGbd_93f145d4bb389b852025-11-26Candidate
Massachusetts State AGbd_e75b9fbdbb4f2d692025-12-03 · +7dVerified

Name: JASCO Applied Sciences
norm: jasco applied sciences
Domain: jasco.com

Name: JASCO Applied Sciences
norm: jasco applied sciences
Domain: jasco.com

Discovered: Jul 21, 2025
Materiality determined: —
Notification sent: Oct 22, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1486 Data Encrypted for Impact
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General
Initial access: exploit_public_facing

During the incident: Temporarily taking its systems offline in order to secure them
Retained our law firm
Provided email notification to the individuals on October 22, 2025
Provided written legal, along with an offer to enroll in complimentary credit monitoring of 24 months
Changes made: Implemented enhanced security measures to further protect its systems
Reviewing the existing security safeguards it has in place
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 18 weeks(128 days from discovery to filing)
Compliance flags: Leak >90d
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 · 3 filings · 3 states

View merged incident ↗

Maine State AGNov 26 · first

New Hampshire State AGNov 26 · first · this page

Massachusetts State AG+7d

Pattern: first filing Nov 26 (ME), last Dec 3 (MA) — a 7-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/jasco-applied-sciences-20251126.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 26, 2025
Raw hash: b1013757d9618b7dc7098576897850388894ad370cd4449d346887ae1ba5eaed

Linked disclosures

Ransomware claims (2)

Regulatory filings (2) · sorted by filing gap

Reporting entityJASCO Applied Sciences

Victim entityJASCO Applied Sciences

Incidentdiscovered Jul 21, 2025

Stated responseTemporarily taking its systems offline in order to secure them

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov