UnknownGovernment IDMedium

SINCLAIR BROADCAST GROUP, INC.

bd_b8352dccaf15ea96 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Dec 16, 2021

To disclose

—

Affected

1state residents only

Linked

5 filings

Confidence

95%

Full breach record for SINCLAIR BROADCAST GROUP, INC. →2 incidents on file

Sinclair Broadcast Group, Inc. reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2021-12-16. 1 Massachusetts residents were affected. The report records the breach type as electronic.

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Leak gap clock⏱ Leak >30d

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Dec 16, 2021

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

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

A leak claim by macaw about this victim predates this filing by 61 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitemacawbd_ea6951a13a3d2bba2021-10-16 · +61dVerified by operator

Regulatory filings (3) · sorted by filing gap

Indiana State AGbd_c68968727458ced52022-03-24 · +98dVerified by operator
New Hampshire State AGbd_c59dd08e53a7306d2022-03-31 · +105dVerified by operator
Illinois State AGbd_3e7ebe34761e492a2021-01-01 · +349dVerified by operator

Name: SINCLAIR BROADCAST GROUP, INC.
norm: sinclair broadcast
Domain: sinclairbroadcastgroup.com

Name: SINCLAIR BROADCAST GROUP, INC.
norm: sinclair broadcast
Domain: sinclairbroadcastgroup.com

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 1state-resident count only
Data types: Government ID
Data elements: Social Security number
Stated not affected: Financial account numberDriver's licence numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: Leak >30dMA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Illinois State AGJan 1 · first

Massachusetts State AG+349d · this page

Indiana State AG+447d

New Hampshire State AG+454d

Pattern: first filing Jan 1 (IL), last Mar 31 (NH) — a 454-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.mass.gov/doc/data-breach-report-2021/download
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: 7a4c7aa7b03c1a49bae13041f1730073e7ed27c5219e9b3c05bc56a8c3de6b17

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entitySINCLAIR BROADCAST GROUP, INC.

Victim entitySINCLAIR BROADCAST GROUP, INC.

IncidentUnknown

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov