MGM Resorts 2019 Data Breach
Company · Hospitality and entertainment services · Casino and resort operator · Global
MGM Resorts International Hotel & Casino Breach (2019): 10.6 Million Guest Records Including DOB & Home Address Exposed
Hospitality and entertainment company.
Confirmed · ObscureIQ Intelligence
Breach Risk Index i
34/100
Lower riskHigher risk
Moderate: notable exposure with meaningful misuse potential.
Data Sensitivity i
StandardExposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
10.6MRecords
2019Year
The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.
Crucial data exposed
AddressPhysical address
Breach Summary
In summer 2019, a cloud server holding MGM Resorts guest information was accessed, and about 10.6 million guest records (roughly 3.1 million unique email addresses) were later published on a hacker forum in February 2020. Exposed data included names, email and physical addresses, phone numbers, and dates of birth for former hotel guests.
Full threat analysis, exploitation vectors, and principal guidance below.
10 additional sections · verified field analysis · defensive doctrine
Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…
10.6M records analyzed
About MGM Resorts
MGM Resorts International is a global hospitality and entertainment company operating hotels and casinos, including major properties on the Las Vegas Strip.
Why They Hold Your Data
Casino and resort operators collect guest identity, contact details, booking records, loyalty data, payment-adjacent information, and hospitality activity across lodging, gaming, and entertainment systems.
Recent Developments
The 2019 guest data appeared on a hacker forum in early 2020. MGM later agreed to a $45 million settlement in January 2025 covering this incident and a separate 2023 ransomware attack.
Data Points Exposed
5 verified field types
Date of Birth High
Email Address
Full Name
Phone Number
Physical address High
Breach Impact
The pairing of names, home addresses, phone numbers, and dates of birth supports identity fraud and targeted phishing; the guest context can also reveal travel patterns.
Exploitation & Downstream Threats
• Identity verification bypass using name + date of birth combination | • SIM swap attacks where phone numbers are present | • Targeted phishing campaigns using exposed email addresses | • Doxxing risk from physical address exposure
Principal Risk Advisory
What this means for a principal
A travel or hospitality breach: itinerary, loyalty and contact data supports pattern-of-life inference and travel-themed phishing. For a high-profile principal this is targeting-grade, not merely identity-theft-grade: the combination lets an adversary locate, impersonate, or pressure the principal with little additional work.
What You Should Do
- Treat the home address as exposed: review mail and package handling and physical-security routines, and brief household staff to verify unusual requests.
- Guard against SIM-swap and vishing: add a carrier port-out PIN and verify any 'support' calls independently.
- Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.
How ObscureIQ Can Help
- Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
- Exposure mapping and footprint neutralization: cross-reference against broker-available data and suppress still-removable elements, prioritizing address and phone, since this record re-seeds broker networks.
- ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).
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