OHA A.I CyberSecurity Scoring
OHA
Company Information
Website:https://ontariohealthathome.ca/
Employees number:3,649
Number of followers:52,775
NAICS:62
Industry Type:Hospitals and Health Care
Homepage:ontariohealthathome.ca
OHA Risk Score (AI oriented)
Between 700 and 749
OHAHospitals and Health Care
Updated:
04/04/2026
04/04/2026
749/1000
Moderate
Ba
OHA Global Score (TPRM)
xxxx
OHAHospitals and Health Care
Score locked

OHAModerate
Current Score
749Ba (MODERATE)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JULY 2026
751
JUNE 2026
751
MAY 2026
750
APRIL 2026
750
MARCH 2026
749
FEBRUARY 2026
749
JANUARY 2026
748
DECEMBER 2025
746
NOVEMBER 2025
747
OCTOBER 2025
746
SEPTEMBER 2025
746
AUGUST 2025
745
MARCH 2025
773
Cyber Attack
17 Mar 2025 • OHA
Ontario Health atHome
Massive Data Breach at Ontario Health atHome
742
CRITICAL-31
ONT411070325
A massive data breach at Ontario Health atHome compromised the data of approximately 200,000 patients. The breach, which occurred on or around March 17, was not disclosed to patients until months later, in August. The breached information potentially includes names, contact information, and medical supplies or equipment ordered. The delay in notification has raised significant concerns and criticism from government officials and the public.
INCIDENT DETAILS -
TYPE
IMPACT
DATA BREACH
REFERENCES
Frequently Asked Questions
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What is the current A.I Rankiteo Cyber Score for OHA ??
What was OHA's A.I Rankiteo Cyber Score in June 2026 ??
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What was OHA's A.I Rankiteo Cyber Score in January 2026 ??
What was OHA's A.I Rankiteo Cyber Score in December 2025 ??
What was OHA's A.I Rankiteo Cyber Score in November 2025 ??
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What was OHA's A.I Rankiteo Cyber Score in August 2025 ??
What is the average per-incident point impact on OHA's A.I Rankiteo Cyber Score over the past 12 months ??
Where can I access detailed records of all cyber incidents associated with OHA ??
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How accurate is the A.I Rankiteo Risk Scoring methodology ?