MalwareManufacturingRansomwareRansom DemandedCustomer Data InvolvedIdentity (basic)Government IDHigh

LYDALL, INC.

bd_2530c99841e5ccba · schema v1 · pii pii-v1

Severity

High

Discovered

Mar 24, 2021

Filed

Apr 23, 2021

To disclose

4 weeks

Affected · nationwide

3,10021 in this filing

Linked

5 filings

Confidence

50%

Full breach record for LYDALL, INC. →2 incidents on file

Lydall, Inc. experienced a ransomware attack on March 15, 2021, which was discovered on March 24, 2021. The breach affected 21 Maine residents, compromising their names and Social Security numbers. The company notified affected individuals on April 26, 2021, and offered one year of credit monitoring services through LifeLock.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Mar 24, 2021 → Filed with AG Apr 23, 202130d ✓ ME AG ≤30d4 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

undetected · 9 days

discovery → filing · 4 weeks / 30 days

Mar 15, 2021

Begins

Mar 24, 2021

Discovered

Apr 23, 2021

Filed

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

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

New Hampshire State AGbd_a2cbaf91bb0f14092021-04-23Verified
Indiana State AGbd_53e25fcf865a314b2021-04-26 · +3dVerified
Massachusetts State AGbd_43a97da127acdc8e2021-04-27 · +4dVerified
Maine State AGbd_41f8b42e82b36db92021-08-10 · +109dVerified

Name: LYDALL, INC.
norm: lydall

Name: LYDALL, INC.
norm: lydall

Discovered: Mar 24, 2021
Breach occurred: Mar 15, 2021
Undetected for: 9 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 26, 2021
Affected individuals: 3,100state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Ransomware

Changes made: Offered 1 year of credit monitoring services through LifeLock.
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: ME AG ≤30d · 30d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Mar 24, 2021
→ Filed with AG: Apr 23, 2021
30d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Mar 24, 2021 → Filed with AG: Apr 23, 2021	30d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 4 states

View merged incident ↗

New Hampshire State AGApr 23 · first

Maine State AGApr 23 · first · this page

Indiana State AG+3d

Massachusetts State AG+4d

Maine State AG+109d

Pattern: first filing Apr 23 (NH), last Aug 10 (ME) — a 109-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/6f096942-5b81-4189-8b46-456cacd8a80f.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 23, 2021
Raw hash: dc29bc15d9062423eec8909f8d0936a943af6ccc381c8ce426859acbf3c7fc42

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityLYDALL, INC.

Victim entityLYDALL, INC.

Incidentdiscovered Mar 24, 2021

Stated responseOffered 1 year of credit monitoring services through LifeLock.

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov