HackingRetail & ConsumerRetailStolen CredentialsTargetedIdentity (basic)Financial accountFinancial credentialsMediumContained

Tennis Warehouse LLC

bd_e2f9ba2ba5e4e97c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 15, 2021

Filed

Dec 16, 2021

To disclose

9 weeks

Affected

1,309state residents only

Linked

11 filings

Confidence

66%

Full breach record for Tennis Warehouse LLC →2 incidents on file

Tennis Warehouse, LLC notified Montana residents of a data security incident where payment card information (name, address, card number, expiration, CVV) was accessed without authorization starting October 1, 2021. The company discovered the incident on October 15, 2021, engaged forensic investigators, and reported to law enforcement and card brands. Notices were sent December 16, 2021.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 14 days

discovery → filing · 9 weeks / 62 days

Oct 1, 2021

Begins

Oct 15, 2021

Discovered

Dec 16, 2021

Filed

vs. sector median

+1 wks slower

This filing is one of 11 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Hawaii State AGbd_051bb6c44cafb8ba2021-12-16Verified
Indiana State AGbd_1588fca2d1bfa8322021-12-16Verified
South Carolina State AGbd_35efaac39879658f2021-12-16Verified
Oregon State AGbd_8bf42db7d8a305812021-12-16Verified

Show 6 more filings ↓up to 117d gap

Delaware State AGbd_db69f355c2004d642021-12-16Verified
Maine State AGbd_e231ce333384e9702021-12-16Candidate
Washington State AGbd_09160cf230e387c12021-12-17 · +1dVerified
California State AGbd_bebb4c9aeed4f3d82021-12-18 · +2dVerified
Massachusetts State AGbd_c4c39ce373d212802021-12-18 · +2dVerified
California State AGbd_15c9f8f75b6811f02022-04-12 · +117dVerified

Name: Tennis Warehouse LLC
norm: tennis warehouse

Name: Tennis Warehouse LLC
norm: tennis warehouse
Industry: Retail & Consumerllm

Discovered: Oct 15, 2021
Breach occurred: Oct 1, 2021
Undetected for: 14 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 16, 2021
Affected individuals: 1,309state-resident count only
Data types: Identity (basic)Financial accountFinancial credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: reported the incident to law enforcement
Initial access: valid_credentials

During the incident: Began an internal investigation
Engaged an independent computer forensics firm
Reported the incident to the payment card brands
Reported the incident to law enforcement
Worked closely with the digital forensics firm to enhance the security of our sites
Changes made: Enhance the security of our sites to facilitate safe and secure transactions
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(62 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 10 states

View merged incident ↗

Hawaii State AGDec 16 · first

Indiana State AGDec 16 · first

South Carolina State AGDec 16 · first

Oregon State AGDec 16 · first

Delaware State AGDec 16 · first

Maine State AGDec 16 · first

Montana State AGDec 16 · first · this page

Washington State AG+1d

California State AG+2d

Massachusetts State AG+2d

California State AG+117d

Pattern: first filing Dec 16 (HI), last Apr 12 (CA) — a 117-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://dojmt.gov/wp-content/uploads/OCP/Consumer-Notification-Letter-151.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 16, 2021
Raw hash: 1987658a97391fe8ec296719fdd67b6f381c79e846354f20e78f64845cdc2669

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityTennis Warehouse LLC

Victim entityTennis Warehouse LLC

Incidentdiscovered Oct 15, 2021

Stated responseBegan an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov