FEDERALItem 8.01 · voluntarySocial EngineeringRetail & ConsumerRetailMulti-Stage ChainData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)Government IDMediumActive

CAESARS ENTERTAINMENT, INC.

bd_e06f962db935cb32 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Sep 14, 2023

To disclose

—

Affected

Not disclosed

Linked

12 filings

Confidence

69%

Full breach record for CAESARS ENTERTAINMENT, INC. →5 incidents on file

Caesars Entertainment, Inc. disclosed in a Form 8-K filed September 14, 2023 that it identified suspicious activity in its information technology network resulting from a social engineering attack on an outsourced IT support vendor. On September 7, 2023, the company determined that the unauthorized actor had acquired a copy of its loyalty program database, which includes driver's license numbers and/or social security numbers for a significant number of members. Customer-facing operations were not impacted. Caesars engaged cybersecurity firms, notified law enforcement and state gaming regulators, and is offering credit monitoring and identity theft protection services to all members of its loyalty program.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Sep 14, 2023

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 12 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Maine State AGbd_05c8c6491430b9e62023-10-06 · +22dVerified
Washington State AGbd_272f94a6f3de2ba42023-10-06 · +22dVerified
New Hampshire State AGbd_3808f9e72f2d34c32023-10-06 · +22dVerified
Delaware State AGbd_69a1d6b1c88c08cd2023-10-06 · +22dVerified

Show 6 more filings ↓up to 34d gap

Montana State AGbd_99384d40133c3f202023-10-06 · +22dVerified
Hawaii State AGbd_4875e85583699d0e2023-10-11 · +27dVerified
Massachusetts State AGbd_af0b8fc7aaaaff0f2023-10-11 · +27dVerified
California State AGbd_f8b5acb3346f154c2023-10-11 · +27dVerified
South Carolina State AGbd_b19c75ce2c69d4bd2023-10-12 · +28dVerified
Oregon State AGbd_e9281b4209172a1f2023-10-18 · +34dVerified

Showing first 10 of 11 linked disclosures.

Name: CAESARS ENTERTAINMENT, INC.
norm: caesars entertainment
SEC CIK: 0001590895

Name: CAESARS ENTERTAINMENT, INC.
norm: caesars entertainment
SEC CIK: 0001590895
Industry: Retail & Consumerllm

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Government ID
Attack vector: Third-Party / Supply Chain
Threat actor: External
Regulator citations: notified state gaming regulators
Initial access: supply_chain

During the incident: Activated its incident response protocols
Implemented a series of containment and remediation measures
Launched an investigation
Engaged leading cybersecurity firms to assist
Notified law enforcement and state gaming regulators
Offering credit monitoring and identity theft protection services to all members of our loyalty program
Notifying individuals affected by this incident consistent with our legal obligations
Changes made: Hardened our systems to protect against future incidents
Ensured that the specific outsourced IT support vendor involved in this matter has implemented corrective measures to protect against future attacks
Source: Quoted from the filing itself, not independently verified.

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 ↗

SEC 8-KSep 14 · first · this page

Maine State AG+22d

Washington State AG+22d

New Hampshire State AG+22d

Delaware State AG+22d

Montana State AG+22d

Hawaii State AG+27d

Massachusetts State AG+27d

California State AG+27d

South Carolina State AG+28d

Oregon State AG+34d

Pattern: first filing Sep 14, last Oct 18 (OR) — a 34-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 11 — the full spread may be wider.

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 filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statementThis record

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.sec.gov/Archives/edgar/data/1590895/000119312523235015/d537840d8k.htm
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Sep 14, 2023
Raw hash: e421f2498befc7e69248d16fb090f756c593d99ff65af084aa8e4e83bc8362e9

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Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityCAESARS ENTERTAINMENT, INC.

Victim entityCAESARS ENTERTAINMENT, INC.

IncidentThird-Party / Supply Chain

Stated responseActivated its incident response protocols

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.sec.gov

Source filing