HackingOtherStolen CredentialsCapture Stored DataData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumActive

American Welding & Gas, Inc.

bd_4d1b88f09628369b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 15, 2024

Filed

Dec 10, 2024

To disclose

17 weeks

Affected

94state residents only

Confidence

63%

Full breach record for American Welding & Gas, Inc. →4 incidents on file

American Welding & Gas, Inc. notified Montana residents of a security incident where unauthorized access occurred between August 13-15, 2024. Personal information including names, SSNs, financial account info, and government IDs were copied. The company offered 12 months of credit monitoring.

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Incident timeline

undetected · 2 days

discovery → filing · 17 weeks / 117 days

Aug 13, 2024

Begins

Aug 15, 2024

Discovered

Dec 10, 2024

Filed

vs. sector median

+9 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed94 affectedView incident

Name: American Welding & Gas, Inc.
norm: american welding gas

Name: American Welding & Gas, Inc.
norm: american welding gas
Industry: Otherllm

Discovered: Aug 15, 2024
Breach occurred: Aug 13, 2024 – Aug 15, 2024
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 10, 2024
Affected individuals: 94state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Initial access: valid_credentials

During the incident: Promptly took steps to secure the network
Launched an investigation into the nature and scope of the activity
Offering you access to complimentary credit monitoring and identity theft protection services for twelve months, through TransUnion
Changes made: Reviewing existing security polices
Implemented additional security measures to further protect against similar incidents moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(117 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/2025/03/Consumer-notification-letter-35.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 10, 2024
Raw hash: 570c11a2030b3c1c6403c1cb5e5a11f37ece31308d04ad2cc096e68d5a6c0575

Reporting entityAmerican Welding & Gas, Inc.

Victim entityAmerican Welding & Gas, Inc.

Incidentdiscovered Aug 15, 2024

Stated responsePromptly took steps to secure the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov