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Mayo Clinic

Mayo Clinic Vendor Cyber Rating & Cyber Score

mayoclinic.org

Mayo Clinic has expanded and changed in many ways, but our values remain true to the vision of our founders. Our primary value – The needs of the patient come first – guides our plans and decisions as we create the future of health care. Join us and you'll find a culture of teamwork, professionalism and mutual respect, and most importantly, a life-changing career. Mayo Clinic was founded in Rochester, Minnesota by brothers Dr. William James Mayo and Dr. Charles Horace Mayo. More than 100 years later, their vision continues to evolve around a single guiding value: "The needs of the patient come first." Today we are the largest integrated, not for-profit medical group practice in the world. We are recognized for high-quality patient care


Mayo Clinic A.I CyberSecurity Scoring

Mayo Clinic
Company Information
Website:http://www.mayoclinic.org
Employees number:47,611
Number of followers:1,581,499
NAICS:62
Industry Type:Hospitals and Health Care
Homepage:mayoclinic.org
Mayo Clinic Risk Score (AI oriented)
Between 700 and 749
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Mayo ClinicHospitals and Health Care
Updated:
08/06/2026
718/1000
Moderate
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Mayo Clinic Global Score (TPRM)
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Mayo ClinicHospitals and Health Care
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Findings

Mayo Clinic
Mayo ClinicModerate
Current Score
718Ba (MODERATE)
01000
2 incidents
-55 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JULY 2026
719Before Incident
JUNE 2026
719Before Incident
MAY 2026
752Before Incident
APRIL 2026
752Before Incident
MARCH 2026
750Before Incident
FEBRUARY 2026
748Before Incident
JANUARY 2026
774Before Incident
Ransomware
28 Jan 2026Mayo Clinic
BASF, Mayo Clinic, Solstice Energy Grid and Honeywell Aerospace: Dark Web Profile: 0APT Ransomware

0APT Ransomware: A High-Volume Scam Masquerading as a Global Threat

709After Incident
CRITICAL-65
MAYSOLHONBAS1770310511
0APT Ransomware: A High-Volume Scam Masquerading as a Global Threat Since its emergence on January 28, 2026, the 0APT Ransomware group also known as the 0APT Syndicate has rapidly gained infamy by claiming hundreds of high-profile victims across critical sectors. Positioning itself as a politically neutral, business-oriented threat actor, 0APT has targeted organizations in North America, Europe, Asia, and the Middle East, adopting a "spray and pray" approach rather than focusing on specific industries. Its victim list includes critical infrastructure (Solstice Energy Grid), healthcare (Mayo Clinic, HCA Healthcare UK), finance (Quantum Financial Corp), industrial giants (BASF, Honeywell Aerospace), and logistics firms, with claims of stolen SCADA logs, patient data, SWIFT records, and intellectual property. ### Operational Tactics: Psychological Pressure Over Technical Sophistication 0APT’s strategy relies on volume and fear rather than precision. Key tactics include: - The "Wall of Shame": Flooding its dark web leak site with daily victim listings to create panic and pressure organizations into negotiations. - Hybrid Encryption Claims: Allegedly using AES-256 and Salsa20 for file encryption, though technical inconsistencies raise doubts about its effectiveness. - Decentralized Communication: Using Session Messenger for negotiations to maintain anonymity, avoiding traditional email or web portals. - Exfiltration Bluffs: Many leaked files are 0-byte dummies, suggesting the group may not possess the data it claims to have stolen. ### Evidence of a Scam-as-a-Service Operation Despite its aggressive posture, cybersecurity researchers have uncovered multiple red flags indicating 0APT may be a low-tier scam rather than a sophisticated ransomware group: - 0-Byte Files: Leaked samples often contain no actual data, undermining claims of successful exfiltration. - Linguistic Clues: Source code analysis reveals Hindi/Urdu comments, pointing to South Asian operators rather than the Russian-speaking affiliates typical of elite ransomware groups. - Amateur Infrastructure: The group’s backend appears to rely on AI-generated scripts and poorly coded tools, prioritizing appearances over real capability. ### Impact and Implications While 0APT’s initial access methods remain a genuine threat exploiting unpatched VPNs, firewalls, and weak authentication its ransomware operations may be largely fabricated. Organizations listed on its leak site should verify claims before engaging, as the group’s primary weapon is psychological coercion rather than technical execution. The case highlights the growing trend of scam-as-a-service models, where threat actors exploit fear to extract payments without delivering on their promises.
INCIDENT DETAILS -
TYPE
Ransomware
MOTIVATION
Financial gainPsychological coercion
DATA BREACH
SCADA logsPatient dataSWIFT recordsIntellectual propertySensitivity Of Data: High
JANUARY 2026
819Before Incident
Breach
20 Jan 2026Mayo Clinic
Xsolis, Mayo Clinic, Honor Health and Advent Health: XsolisData Breach

Xsolis Healthcare AI Platform Hit by Phishing Attack, Exposing Sensitive Patient Data

774After Incident
CRITICAL-45
XSOHONADVMAY1780958028
Xsolis Healthcare AI Platform Hit by Phishing Attack, Exposing Sensitive Patient Data On January 22, 2026, Xsolis a provider of AI-driven case management services for healthcare organizations detected unauthorized activity on its network stemming from a phishing attack that occurred two days prior. The breach compromised files containing highly sensitive patient information, including names, addresses, dates of birth, health insurance details, Social Security numbers, and medical treatment records. The exposed data varied by individual. Xsolis’s Dragonfly platform is widely used by over 600 hospitals and healthcare systems, including major institutions like Advent Health, Mayo Clinic, and Honor Health. The company has begun notifying affected individuals via mail. The incident highlights the growing risk of phishing attacks targeting healthcare infrastructure, where AI-driven platforms manage vast amounts of protected health information. Legal investigations are underway to assess potential class action lawsuits on behalf of impacted individuals, focusing on privacy violations, financial losses, and other damages. No further details on the scope of affected patients or the attacker’s identity have been disclosed.
INCIDENT DETAILS -
TYPE
Data Breach
IMPACT
Data Compromised: Sensitive patient information, including names, addresses, dates of birth, health insurance details, Social Security numbers, and medical treatment recordsSystems Affected: Xsolis Dragonfly AI platformLegal Liabilities: Potential class action lawsuits focusing on privacy violations and financial lossesIdentity Theft Risk: High
DATA BREACH
NamesAddressesDates of birthHealth insurance detailsSocial Security numbersMedical treatment recordsSensitivity Of Data: HighPersonally Identifiable Information: Yes
DECEMBER 2025
819Before Incident
NOVEMBER 2025
819Before Incident
OCTOBER 2025
819Before Incident
SEPTEMBER 2025
819Before Incident
AUGUST 2025
819Before Incident

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