
MGM Resorts International Company Cyber Security Posture
mgmresorts.comThe resorts and casinos of MGM Resorts Internationalโข are some of the most famous in the world. Our 28 destinations are renowned for their winning combination of quality entertainment, luxurious facilities, and exceptional customer service. We are actively expanding our presence globally, with potential developments in a number of domestic and international markets. At MGM Resorts International, we are all striving together to deliver an enticing blend of entertainment to every corner of the world. Many of our resorts are located in Las Vegas. Las Vegas features three of the largest convention centers in the U.S., spectacular entertainment, attractions, shopping, โand world-famous resorts. Whether dancing fountains, incredible stage productions, casino action, museums or natural attractions such as Lake Mead, Vegas offers something for everyone. A stroll down our streets takes you around the globe, with recreations like climbing to the top of the Eiffel Tower or taking a Venetian gondola ride. From shimmering resort pools and spa rejuvenation to nonstop nightlife, Las Vegas promises an unforgettable career destination. With all of our unique and spectacular resorts and casinos, MGM Resorts International has a world of opportunities for you to discover excitement and rewards as you provide our guests with a wonderful and memorable experience. Take a closer look at our properties. We think you'll find an opportunity that's right for you. The 81,000 global employees of MGM Resorts are proud to be recognized as one of FORTUNEยฎ Magazineโs Worldโs Most Admired Companiesยฎ. At MGM Resorts, we know the importance of respecting each otherโs differences. We endeavor to embrace and leverage our diversity to achieve best-in-class experiences and cultivate stronger ties with our employees, guests, suppliers and community partners. We are committed to taking strong and principled stands on issues of equality and aim to better unify our world.
MRI Company Details
mgm-resorts-international
25547 employees
183169.0
721
Hospitality
mgmresorts.com
Scan still pending
MGM_1983035
In-progress

Between 900 and 1000
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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MGM Resorts International Company Scoring based on AI Models
Model Name | Date | Description | Current Score Difference | Score |
---|---|---|---|---|
AVERAGE-Industry | 03-12-2025 | This score represents the average cybersecurity rating of companies already scanned within the same industry. It provides a benchmark to compare an individual company's security posture against its industry peers. | N/A | Between 900 and 1000 |
MGM Resorts International Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
MGM Resorts | Breach | 100 | 6 | 7/2025 | MGM752070725 | Link | |
Rankiteo Explanation : Attack threatening the economy of geographical regionDescription: The cybercriminal group Scattered Spider targeted MGM Resorts in a high-profile attack, resulting in the theft of approximately 6 terabytes of data and causing over $100 million in damages. The group's primary attack vector was social engineering, particularly through help desk impersonation. The stolen data and financial losses highlight the significant impact of the attack on the organization's reputation and financial stability. | |||||||
MGM Resorts International | Breach | 50 | 2 | 9/2023 | MGM647072525 | Link | |
Rankiteo Explanation : Attack limited on finance or reputationDescription: The Maine Office of the Attorney General reported a data breach notification from MGM Resorts International on October 5, 2023. The breach occurred from September 8 to September 12, 2023, involving unauthorized access to personal information, including driver's license numbers. The total number of affected individuals is unknown, and identity theft protection services are being offered through Experian. | |||||||
BetMGM, LLC | Breach | 60 | 3 | 5/2022 | MGM851072625 | Link | |
Rankiteo Explanation : Attack with significant impact with internal employee data leaksDescription: The Maine Office of the Attorney General reported a data breach involving BetMGM, LLC on December 21, 2022. The breach occurred between May 21 and May 23, 2022, potentially affecting 459 residents, with compromised information including Social Security numbers. An investigation began following the company discovering the issue on November 28, 2022, and identity theft protection services were offered. | |||||||
MGM Resorts International | Cyber Attack | 60 | 3 | 09/2023 | MGM85317923 | Link | |
Rankiteo Explanation : Attack with significant impact with internal employee data leaksDescription: Caesars Entertainment revealed in an SEC filing that the company had been the victim of a social engineering attack on an outsourced IT support vendor used by the company. The website and smartphone apps for the corporation have been down for almost a week. Weeks before the attack on MGM Resorts, Caesars was attacked. The attack severely disrupted MGM's operations, making check-in for visitors a lengthy process and rendering electronic payments, digital key cards, slot machines, ATMs, and paid parking systems useless. Known ransomware-as-a-service organizations seem to have targeted both businesses. ALPHV. | |||||||
MGM Resorts | Cyber Attack | 100 | 7/2025 | MGM344072525 | Link | ||
Rankiteo Explanation : Attack threatening the organizationโs existenceDescription: MGM Resorts has been the target of high-profile cyberattacks by a subgroup of The Com known as Scattered Spider. These attacks have led to significant data breaches, compromising sensitive customer information and causing financial losses. The group's sophisticated methods and diverse criminal activities, including ransomware, extortion, and cryptocurrency theft, have caused widespread concern in the retail, insurance, and airline industries. | |||||||
MGM Resorts International | Ransomware | 100 | 5 | 3/2025 | MGM906031025 | Link | |
Rankiteo Explanation : Attack threatening the organizationโs existenceDescription: MGM Resorts International suffered a ransomware attack in September 2023, significantly disrupting operations across its Las Vegas properties. The digital systems for managing casinos and hotels were incapacitated, preventing credit card transactions and forcing guests to seek alternative accommodations. Staff had to manually compute slot machine outcomes due to the systems' unavailability. Over 37 million customers and a trove of business information were affected, and hackers associated with the BlackCat/Alphv gang later claimed responsibility. The incident led to a substantial financial loss for the company, estimated at about $100 million, and triggered a sequence of class action lawsuits resulting in a $45 million settlement. | |||||||
MGM Resorts | Ransomware | 100 | 6 | 6/2025 | MGM611060625 | Link | |
Rankiteo Explanation : Attack threatening the economy of geographical regionDescription: The cybercriminal group SCATTERED SPIDER executed a sophisticated phone-based social engineering attack on MGM Resorts, leading to widespread IT disruption across its casinos and hotels. The attackers, using their linguistic and cultural fluency, impersonated legitimate employees to bypass multi-factor authentication and gain initial access. This attack caused significant operational disruptions, affecting critical sectors including hospitality, and demonstrated the vulnerability of well-defended organizations to human-centric intrusion strategies. |
MGM Resorts International Company Subsidiaries

The resorts and casinos of MGM Resorts Internationalโข are some of the most famous in the world. Our 28 destinations are renowned for their winning combination of quality entertainment, luxurious facilities, and exceptional customer service. We are actively expanding our presence globally, with potential developments in a number of domestic and international markets. At MGM Resorts International, we are all striving together to deliver an enticing blend of entertainment to every corner of the world. Many of our resorts are located in Las Vegas. Las Vegas features three of the largest convention centers in the U.S., spectacular entertainment, attractions, shopping, โand world-famous resorts. Whether dancing fountains, incredible stage productions, casino action, museums or natural attractions such as Lake Mead, Vegas offers something for everyone. A stroll down our streets takes you around the globe, with recreations like climbing to the top of the Eiffel Tower or taking a Venetian gondola ride. From shimmering resort pools and spa rejuvenation to nonstop nightlife, Las Vegas promises an unforgettable career destination. With all of our unique and spectacular resorts and casinos, MGM Resorts International has a world of opportunities for you to discover excitement and rewards as you provide our guests with a wonderful and memorable experience. Take a closer look at our properties. We think you'll find an opportunity that's right for you. The 81,000 global employees of MGM Resorts are proud to be recognized as one of FORTUNEยฎ Magazineโs Worldโs Most Admired Companiesยฎ. At MGM Resorts, we know the importance of respecting each otherโs differences. We endeavor to embrace and leverage our diversity to achieve best-in-class experiences and cultivate stronger ties with our employees, guests, suppliers and community partners. We are committed to taking strong and principled stands on issues of equality and aim to better unify our world.
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MRI Cyber Security News
FTC and MGM Resorts Give Up Legal Fight Over Cybersecurity
MGM Resorts International and the Federal Trade Commission (FTC) are ending a contentious legal dispute over a September 2023 cyberattack.
MGM Resorts settles class action lawsuit over cyber attacks in 2019, 2023
MGM Resorts has agreed to pay $45 million due to data breaches, which exposed the personal information of millions of hotel guests.
MGM Resorts Consolidates Cybersecurity and Reduces Costs with CrowdStrike
In this fireside chat, MGM Resorts CISO Stephen Harrison discusses his eight-year journey as a CrowdStrike customer with CrowdStrike President Michael Sentonas.
MGM Resorts International Agrees to Pay $45 Million to Settle a Consolidated Data Breach Lawsuit
MGM Resorts will pay $45 million to settle a consolidated data breach lawsuit stemming from a 2019 data leak and a 2023 ransomware attackย ...
MGM Ransomware Attack Settlement Is Reached
The ransomware attack affected 30 MGM Resort properties causing immediate tremendous disruption that lasted for nine days with guests' digitalย ...
MGM Agrees to Pay $45 Million to Settle Data-Breach Lawsuit
The deal would resolve a consolidated class-action over two cyberattacks, one of which cost the resort operator $100 million.
MGM Scraps Suit After FTC Withdraws Cybersecurity Probe
MGM Resorts International on Friday dismissed its DC federal court lawsuit against the Federal Trade Commission after the agency dropped its investigation.
Court Approves $45M Settlement in MGM Resorts Hack Class Action
The case also include claims from plaintiffs whose personal data was compromised in a July 2019 cyber event that target the gaming company.
MGM Resorts settles lawsuits after millions of customer records stolen in data breaches
MGM Resorts has agreed to pay $45 million to settle more than a dozen class action lawsuits after hackers stole personal data on millions of customers.

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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
MRI CyberSecurity History Information
How many cyber incidents has MRI faced?
Total Incidents: According to Rankiteo, MRI has faced 7 incidents in the past.
What types of cybersecurity incidents have occurred at MRI?
Incident Types: The types of cybersecurity incidents that have occurred incidents Breach, Ransomware and Cyber Attack.
What was the total financial impact of these incidents on MRI?
Total Financial Loss: The total financial loss from these incidents is estimated to be $200 million.
How does MRI detect and respond to cybersecurity incidents?
Detection and Response: The company detects and responds to cybersecurity incidents through remediation measures with Identity theft protection services offered and third party assistance with Experian and law enforcement notified with True.
Incident Details
Can you provide details on each incident?

Incident : Data Breach
Title: BetMGM Data Breach
Description: The Maine Office of the Attorney General reported a data breach involving BetMGM, LLC on December 21, 2022. The breach occurred between May 21 and May 23, 2022, potentially affecting 459 residents, with compromised information including Social Security numbers. An investigation began following the company discovering the issue on November 28, 2022, and identity theft protection services were offered.
Date Detected: 2022-11-28
Date Publicly Disclosed: 2022-12-21
Type: Data Breach

Incident : Data Breach
Title: MGM Resorts International Data Breach
Description: Unauthorized access to personal information, including driver's license numbers.
Date Detected: 2023-09-12
Date Publicly Disclosed: 2023-10-05
Type: Data Breach
Attack Vector: Unauthorized Access

Incident : Cybercriminal Activity
Title: FBI Warning on Cybercriminal Organization 'The Com'
Description: The FBI released a warning about a cybercriminal organization known as The Com, which is engaging in various cybercriminal activities including ransomware attacks, swatting, extortion, DDoS attacks, SIM swapping, and cryptocurrency theft.
Type: Cybercriminal Activity
Attack Vector: Ransomware, Swatting, Extortion, DDoS, SIM Swapping, Cryptocurrency Theft
Threat Actor: The Com
Motivation: Financial Gain, Retaliation, Ideology, Sexual Gratification, Notoriety

Incident : Data Theft, Extortion
Title: Scattered Spider Attack on Large Enterprises
Description: The cybercriminal group known as Scattered Spider has significantly evolved its attack methodologies, demonstrating alarming sophistication in exploiting legitimate administrative tools to maintain persistent access to compromised networks. Also tracked under aliases including UNC3944, Scatter Swine, and Muddled Libra, this financially motivated threat actor has been actively targeting large enterprises since May 2022, with particular focus on telecommunications, cloud technology companies, and recently expanding into retail, finance, and airline sectors. The groupโs primary attack vector remains social engineering, particularly through help desk impersonation where attackers pose as IT support staff to trick employees into revealing credentials or installing remote access software. This human-centric approach has proven devastatingly effective, as demonstrated by high-profile breaches including the MGM Resorts casino attack in 2023, which resulted in approximately 6 terabytes of stolen data and over $100 million in damages. The groupโs operations typically culminate in data theft for extortion purposes, often collaborating with ransomware affiliates such as ALPHV/BlackCat and DragonForce.
Type: Data Theft, Extortion
Attack Vector: Social Engineering, Help Desk Impersonation
Threat Actor: Scattered Spider (also known as UNC3944, Scatter Swine, Muddled Libra)
Motivation: Financial

Incident : Ransomware Attack
Title: MGM Resorts International Ransomware Attack
Description: MGM Resorts International suffered a ransomware attack in September 2023, significantly disrupting operations across its Las Vegas properties. The digital systems for managing casinos and hotels were incapacitated, preventing credit card transactions and forcing guests to seek alternative accommodations. Staff had to manually compute slot machine outcomes due to the systems' unavailability. Over 37 million customers and a trove of business information were affected, and hackers associated with the BlackCat/Alphv gang later claimed responsibility. The incident led to a substantial financial loss for the company, estimated at about $100 million, and triggered a sequence of class action lawsuits resulting in a $45 million settlement.
Date Detected: September 2023
Type: Ransomware Attack
Threat Actor: BlackCat/Alphv gang
What are the most common types of attacks the company has faced?
Common Attack Types: The most common types of attacks the company has faced is Breach.
How does the company identify the attack vectors used in incidents?
Identification of Attack Vectors: The company identifies the attack vectors used in incidents through Gaming Sites,Swatting, Help Desk Impersonation, Vishing,SIM-swapping,MFA Fatigue Attacks and Phishing.
Impact of the Incidents
What was the impact of each incident?

Incident : Data Breach MGM851072625
Data Compromised: Social Security numbers
Identity Theft Risk: High

Incident : Data Breach MGM647072525
Data Compromised: Driver's License Numbers
Identity Theft Risk: High

Incident : Data Theft, Extortion MGM752070725
Financial Loss: Over $100 million
Data Compromised: Approximately 6 terabytes of data
Systems Affected: Amazon EC2 servers

Incident : Ransomware Attack MGM906031025
Financial Loss: $100 million
Data Compromised: 37 million customers and business information
Systems Affected: Digital systems for managing casinos and hotels
Operational Impact: Significant disruption of operations
Legal Liabilities: $45 million settlement
What is the average financial loss per incident?
Average Financial Loss: The average financial loss per incident is $28.57 million.
What types of data are most commonly compromised in incidents?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Social Security numbers and Driver's License Numbers.
Which entities were affected by each incident?

Incident : Ransomware Attack MGM906031025
Entity Type: Company
Industry: Hospitality
Location: Las Vegas
Customers Affected: 37 million
Response to the Incidents
What measures were taken in response to each incident?

Incident : Data Breach MGM851072625
Remediation Measures: Identity theft protection services offered

Incident : Data Breach MGM647072525
Third Party Assistance: Experian

Incident : Cybercriminal Activity MGM344072525
Law Enforcement Notified: True
How does the company involve third-party assistance in incident response?
Third-Party Assistance: The company involves third-party assistance in incident response through Experian.
Data Breach Information
What type of data was compromised in each breach?

Incident : Data Breach MGM851072625
Type of Data Compromised: Social Security numbers
Number of Records Exposed: 459
Sensitivity of Data: High
Personally Identifiable Information: Social Security numbers

Incident : Data Breach MGM647072525
Type of Data Compromised: Driver's License Numbers
Sensitivity of Data: High
Personally Identifiable Information: True

Incident : Data Theft, Extortion MGM752070725
Data Exfiltration: True

Incident : Ransomware Attack MGM906031025
Number of Records Exposed: 37 million
What measures does the company take to prevent data exfiltration?
Prevention of Data Exfiltration: The company takes the following measures to prevent data exfiltration: Identity theft protection services offered.
Ransomware Information
Was ransomware involved in any of the incidents?

Incident : Data Theft, Extortion MGM752070725
Ransomware Strain: ['ALPHV/BlackCat', 'DragonForce']
Regulatory Compliance
Were there any regulatory violations and fines imposed for each incident?

Incident : Ransomware Attack MGM906031025
Legal Actions: Class action lawsuits
How does the company ensure compliance with regulatory requirements?
Ensuring Regulatory Compliance: The company ensures compliance with regulatory requirements through Class action lawsuits.
References
Where can I find more information about each incident?

Incident : Data Breach MGM851072625
Source: Maine Office of the Attorney General
Date Accessed: 2022-12-21

Incident : Data Breach MGM647072525
Source: Maine Office of the Attorney General
Date Accessed: 2023-10-05

Incident : Cybercriminal Activity MGM344072525
Source: FBI

Incident : Data Theft, Extortion MGM752070725
Source: Rapid7
Where can stakeholders find additional resources on cybersecurity best practices?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: Maine Office of the Attorney GeneralDate Accessed: 2022-12-21, and Source: Maine Office of the Attorney GeneralDate Accessed: 2023-10-05, and Source: FBI, and Source: Rapid7, and Source: SOSIntelligence, and Source: SEC Filing.
Investigation Status
What is the current status of the investigation for each incident?

Incident : Data Breach MGM851072625
Investigation Status: Ongoing

Incident : Cybercriminal Activity MGM344072525
Investigation Status: Ongoing
Initial Access Broker
How did the initial access broker gain entry for each incident?

Incident : Cybercriminal Activity MGM344072525
Entry Point: ['Gaming Sites', 'Swatting']
High Value Targets: Retail, Insurance, Airlines
Data Sold on Dark Web: Retail, Insurance, Airlines

Incident : Data Theft, Extortion MGM752070725
Entry Point: Help Desk Impersonation
Post-Incident Analysis
What were the root causes and corrective actions taken for each incident?
What is the company's process for conducting post-incident analysis?
Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as Experian.
Additional Questions
General Information
Who was the attacking group in the last incident?
Last Attacking Group: The attacking group in the last incident were an The Com, Scattered Spider (also known as UNC3944, Scatter Swine, Muddled Libra), SCATTERED SPIDER, BlackCat/Alphv gang and ALPHV.
Incident Details
What was the most recent incident detected?
Most Recent Incident Detected: The most recent incident detected was on 2022-11-28.
What was the most recent incident publicly disclosed?
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2022-12-21.
Impact of the Incidents
What was the highest financial loss from an incident?
Highest Financial Loss: The highest financial loss from an incident was $100 million.
What was the most significant data compromised in an incident?
Most Significant Data Compromised: The most significant data compromised in an incident were Social Security numbers, Driver's License Numbers, Approximately 6 terabytes of data and 37 million customers and business information.
What was the most significant system affected in an incident?
Most Significant System Affected: The most significant system affected in an incident were Amazon EC2 servers and Okta, Active Directory, Azure AD and Digital systems for managing casinos and hotels and Website, Smartphone Apps, Electronic Payments, Digital Key Cards, Slot Machines, ATMs, Paid Parking Systems.
Response to the Incidents
What third-party assistance was involved in the most recent incident?
Third-Party Assistance in Most Recent Incident: The third-party assistance involved in the most recent incident was Experian.
Data Breach Information
What was the most sensitive data compromised in a breach?
Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Social Security numbers, Driver's License Numbers, Approximately 6 terabytes of data and 37 million customers and business information.
What was the number of records exposed in the most significant breach?
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 37.0M.
Regulatory Compliance
What was the most significant legal action taken for a regulatory violation?
Most Significant Legal Action: The most significant legal action taken for a regulatory violation was Class action lawsuits.
References
What is the most recent source of information about an incident?
Most Recent Source: The most recent source of information about an incident are Maine Office of the Attorney General, Maine Office of the Attorney General, FBI, Rapid7, SOSIntelligence and SEC Filing.
Investigation Status
What is the current status of the most recent investigation?
Current Status of Most Recent Investigation: The current status of the most recent investigation is Ongoing.
Initial Access Broker
What was the most recent entry point used by an initial access broker?
Most Recent Entry Point: The most recent entry point used by an initial access broker were an Help Desk Impersonation, Gaming Sites, MFA Fatigue Attacks, Phishing, SIM-swapping, Swatting and Vishing.
What Do We Measure?
Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
