Comparison Overview

UnitedHealth Group

VS

Advocate Aurora Health

UnitedHealth Group

US
Last Update: 2025-12-11

UnitedHealth Group is a health care and well-being company with a mission to help people live healthier lives and help make the health system work better for everyone. We are 340,000 colleagues in two distinct and complementary businesses working to help build a modern, high-performing health system through improved access, affordability, outcomes and experiences. Optum delivers care aided by technology and data, empowering people, partners and providers with the guidance and tools they need to achieve better health. UnitedHealthcare offers a full range of health benefits, enabling affordable coverage, simplifying the health care experience and delivering access to high-quality care. We work with governments, employers, partners and providers to care for 147 million people and share a vision of a value-based system of care that provides compassionate and equitable care. At UnitedHealth Group, our mission calls us, our values guide us and our diverse culture connects us as we seek to improve care for the consumers we are privileged to serve and their communities. Click below to search careers or join our social communities: • Search & apply for careers at careers.unitedhealthgroup.com/ • Follow us on Twitter at twitter.com/UnitedHealthGrp • Follow and like us on Facebook at facebook.com/unitedhealthgroup • Follow us on Instagram at instagram.com/unitedhealthgroup More about UnitedHealth Group can be found at unitedhealthgroup.com/

NAICS: 62
NAICS Definition: Health Care and Social Assistance
Employees: 100,868
Subsidiaries: 5
12-month incidents
2
Known data breaches
7
Attack type number
3

Advocate Aurora Health

750 W Virginia St, Milwaukee, Wisconsin, US, 53204
Last Update: 2025-12-11

Advocate Aurora Health and Atrium Health are now Advocate Health – the fifth-largest nonprofit integrated health system in the U.S. Advocate Health is the fifth-largest nonprofit integrated health system in the United States –created from the combination of Advocate Aurora Health and Atrium Health. Providing care under the names Advocate Health Care in Illinois, Atrium Health in the Carolinas, Georgia and Alabama, and Aurora Health Care in Wisconsin, Advocate Health is a national leader in clinical innovation, health outcomes, consumer experience and value-based care, with Wake Forest University School of Medicine serving as the academic core of the enterprise. Headquartered in Charlotte, North Carolina, Advocate Health serves nearly 6 million patients and is engaged in hundreds of clinical trials and research studies. It is nationally recognized for its expertise in cardiology, neurosciences, oncology, pediatrics and rehabilitation, as well as organ transplants, burn treatments and specialized musculoskeletal programs. Advocate Health employs nearly 150,000 team members across 67 hospitals and over 1,000 care locations, and offers one of the nation’s largest graduate medical education programs with over 2,000 residents and fellows across more than 200 programs. Committed to equitable care for all, Advocate Health provides nearly $5 billion in annual community benefits. Learn more: advocatehealth.org Read our social media community engagement guidelines: aah.org/social

NAICS: 62
NAICS Definition: Health Care and Social Assistance
Employees: 14,988
Subsidiaries: 0
12-month incidents
0
Known data breaches
1
Attack type number
1

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/unitedhealth-group.jpeg
UnitedHealth Group
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
https://images.rankiteo.com/companyimages/advocate-aurora-health.jpeg
Advocate Aurora Health
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
Compliance Summary
UnitedHealth Group
100%
Compliance Rate
0/4 Standards Verified
Advocate Aurora Health
0%
Compliance Rate
0/4 Standards Verified

Benchmark & Cyber Underwriting Signals

Incidents vs Hospitals and Health Care Industry Average (This Year)

UnitedHealth Group has 138.1% more incidents than the average of same-industry companies with at least one recorded incident.

Incidents vs Hospitals and Health Care Industry Average (This Year)

No incidents recorded for Advocate Aurora Health in 2025.

Incident History — UnitedHealth Group (X = Date, Y = Severity)

UnitedHealth Group cyber incidents detection timeline including parent company and subsidiaries

Incident History — Advocate Aurora Health (X = Date, Y = Severity)

Advocate Aurora Health cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/unitedhealth-group.jpeg
UnitedHealth Group
Incidents

Date Detected: 6/2025
Type:Ransomware
Motivation: Financial Gain
Blog: Blog

Date Detected: 2/2025
Type:Ransomware
Blog: Blog

Date Detected: 12/2024
Type:Cyber Attack
Attack Vector: Physical Violence
Motivation: Protest against healthcare insurance claim denials, Criticism of healthcare companies' focus on profits over patient care
Blog: Blog
https://images.rankiteo.com/companyimages/advocate-aurora-health.jpeg
Advocate Aurora Health
Incidents

Date Detected: 10/2022
Type:Breach
Attack Vector: Improper use of Meta Pixel
Blog: Blog

FAQ

Advocate Aurora Health company demonstrates a stronger AI Cybersecurity Score compared to UnitedHealth Group company, reflecting its advanced cybersecurity posture governance and monitoring frameworks.

UnitedHealth Group company has faced a higher number of disclosed cyber incidents historically compared to Advocate Aurora Health company.

In the current year, UnitedHealth Group company has reported more cyber incidents than Advocate Aurora Health company.

UnitedHealth Group company has confirmed experiencing a ransomware attack, while Advocate Aurora Health company has not reported such incidents publicly.

Both Advocate Aurora Health company and UnitedHealth Group company have disclosed experiencing at least one data breach.

UnitedHealth Group company has reported targeted cyberattacks, while Advocate Aurora Health company has not reported such incidents publicly.

Neither UnitedHealth Group company nor Advocate Aurora Health company has reported experiencing or disclosing vulnerabilities publicly.

Neither UnitedHealth Group nor Advocate Aurora Health holds any compliance certifications.

Neither company holds any compliance certifications.

UnitedHealth Group company has more subsidiaries worldwide compared to Advocate Aurora Health company.

UnitedHealth Group company employs more people globally than Advocate Aurora Health company, reflecting its scale as a Hospitals and Health Care.

Neither UnitedHealth Group nor Advocate Aurora Health holds SOC 2 Type 1 certification.

Neither UnitedHealth Group nor Advocate Aurora Health holds SOC 2 Type 2 certification.

Neither UnitedHealth Group nor Advocate Aurora Health holds ISO 27001 certification.

Neither UnitedHealth Group nor Advocate Aurora Health holds PCI DSS certification.

Neither UnitedHealth Group nor Advocate Aurora Health holds HIPAA certification.

Neither UnitedHealth Group nor Advocate Aurora Health holds GDPR certification.

Latest Global CVEs (Not Company-Specific)

Description

NXLog Agent before 6.11 can load a file specified by the OPENSSL_CONF environment variable.

Risk Information
cvss3
Base: 8.1
Severity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Description

uriparser through 0.9.9 allows unbounded recursion and stack consumption, as demonstrated by ParseMustBeSegmentNzNc with large input containing many commas.

Risk Information
cvss3
Base: 2.9
Severity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Description

A vulnerability was detected in Mayan EDMS up to 4.10.1. The affected element is an unknown function of the file /authentication/. The manipulation results in cross site scripting. The attack may be performed from remote. The exploit is now public and may be used. Upgrading to version 4.10.2 is sufficient to fix this issue. You should upgrade the affected component. The vendor confirms that this is "[f]ixed in version 4.10.2". Furthermore, that "[b]ackports for older versions in process and will be out as soon as their respective CI pipelines complete."

Risk Information
cvss2
Base: 5.0
Severity: LOW
AV:N/AC:L/Au:N/C:N/I:P/A:N
cvss3
Base: 4.3
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
cvss4
Base: 5.3
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

MJML through 4.18.0 allows mj-include directory traversal to test file existence and (in the type="css" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.

Risk Information
cvss3
Base: 4.5
Severity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L
Description

A half-blind Server Side Request Forgery (SSRF) vulnerability exists in kube-controller-manager when using the in-tree Portworx StorageClass. This vulnerability allows authorized users to leak arbitrary information from unprotected endpoints in the control plane’s host network (including link-local or loopback services).

Risk Information
cvss3
Base: 5.8
Severity: HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N