
William Osler Health System Company Cyber Security Posture
williamoslerhs.caWilliam Osler Health System (Osler) is a hospital system which includes Brampton Civic Hospital, Peel Memorial Centre for Integrated Health and Wellness and Etobicoke General Hospital, and serves 1.3 million residents of Brampton, Etobicoke and surrounding communities within the Central West region. Nationally recognized for its commitment to patient safety, Osler is also Accredited with Exemplary Standing, the highest rating a Canadian hospital can receive from Accreditation Canada. Osler has three unique sites, each providing a wide range of services: Brampton Civic Hospital provides care to Osler's most complex and seriously ill or injured patients through a mix of inpatient and outpatient services. Etobicoke General Hospital is a traditional community hospital that provides all aspects of care from emergency medicine to surgery and specialist visits. Peel Memorial Centre for Integrated Health and Wellness is an outpatient facility, providing urgent care, day surgery and specialty clinics, and focuses on helping individuals with chronic conditions manage their disease better. William Osler Health System Foundation seeks to create a healthier community through giving by inspiring its communities to invest in exceptional health care close to home.
WOHS Company Details
william-osler-health-system
3868 employees
53860.0
62
Hospitals and Health Care
williamoslerhs.ca
Scan still pending
WIL_3109104
In-progress

Between 800 and 900
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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William Osler Health System 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 800 and 900 |
William Osler Health System Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
William Osler Health System | Data Leak | 85 | 3 | 04/2017 | WIL114261222 | Link | |
Rankiteo Explanation : Attack with significant impact with internal employee data leaksDescription: William Osler Health System experienced a data security incident after an employee allegedly accessed patient records to obtain narcotics. a staff member allegedly used patient health information to access Percocet for โnon-hospital use.โ |
William Osler Health System Company Subsidiaries

William Osler Health System (Osler) is a hospital system which includes Brampton Civic Hospital, Peel Memorial Centre for Integrated Health and Wellness and Etobicoke General Hospital, and serves 1.3 million residents of Brampton, Etobicoke and surrounding communities within the Central West region. Nationally recognized for its commitment to patient safety, Osler is also Accredited with Exemplary Standing, the highest rating a Canadian hospital can receive from Accreditation Canada. Osler has three unique sites, each providing a wide range of services: Brampton Civic Hospital provides care to Osler's most complex and seriously ill or injured patients through a mix of inpatient and outpatient services. Etobicoke General Hospital is a traditional community hospital that provides all aspects of care from emergency medicine to surgery and specialist visits. Peel Memorial Centre for Integrated Health and Wellness is an outpatient facility, providing urgent care, day surgery and specialty clinics, and focuses on helping individuals with chronic conditions manage their disease better. William Osler Health System Foundation seeks to create a healthier community through giving by inspiring its communities to invest in exceptional health care close to home.
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WOHS Cyber Security News
Canadian hospital system leverages Sectra's AI service to enhance patient care and workflow efficiency
William Osler Health System (Osler) in Canada leverages AI through the international medical imaging IT and cybersecurity company Sectra's (STO: SECT B) AIย ...
William Osler Health System in Canada scales into an enterprise imaging agreement with Sectra
William Osler Health System (Osler) have signed a contract to expand their orthopaedic solution to include radiology imaging, breast imaging, and Sectra'sย ...
Itโs time to turn talk into action when it comes to mental health
As a country, we have to work together to ensure those who struggle with mental illness can get the help they need. This need for action is reflected in thisย ...
SECTRA'S ENTERPRISE IMAGING SOLUTION NOW COVERS MAJORITY OF MIDWEST PATIENTS FOLLOWING NEW CONTRACT
Sectra offers a complete enterprise solution comprised of imaging modules (radiology, cardiology, pathology, orthopedics, and ophthalmology),ย ...
Strome ready to assist Ovechkin on march to NHL goals record
Ovechkin finished with 31 goals last season, the 18th time in his 19 seasons that he has scored 30 or more goals. Strome assisted on 14. "ย ...
Economic development drives growth, jobs, community impact in Brampton โ Uche Okugo
Uche recently joined the Board of William Osler Health System Foundation to support efforts to expand healthcare infrastructure in Brampton.
Cyberattacks on Canadian health information systems
At least 14 major cyberattacks on Canadian health information systems have occurred since 2015, 9 of which attempted ransom and 6 of which compromised PHI.
Privacy and Data Management
Osler's Privacy team is the largest and most recognized group of practitioners in Canada who focus exclusively on privacy and data management.
SECTRA WINS FOUR AWARDS FOR CUSTOMER SATISFACTION -- 10 CONSECUTIVE YEARS OF WINNING IN THE US
Sectra (STO: SECT B) has again won the prestigious customer satisfaction award - Best in KLAS - with its radiology module for enterprise imaging, Sectra PACS.

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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
WOHS CyberSecurity History Information
How many cyber incidents has WOHS faced?
Total Incidents: According to Rankiteo, WOHS has faced 1 incident in the past.
What types of cybersecurity incidents have occurred at WOHS?
Incident Types: The types of cybersecurity incidents that have occurred incident Data Leak.
Incident Details
Can you provide details on each incident?

Incident : Data Breach
Title: Data Security Incident at William Osler Health System
Description: William Osler Health System experienced a data security incident after an employee allegedly accessed patient records to obtain narcotics. A staff member allegedly used patient health information to access Percocet for โnon-hospital use.โ
Type: Data Breach
Attack Vector: Internal Threat
Vulnerability Exploited: Unauthorized Access
Threat Actor: Employee
Motivation: Personal Gain
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 Data Leak.
Impact of the Incidents
What was the impact of each incident?

Incident : Data Breach WIL114261222
Data Compromised: Patient Health Information
What types of data are most commonly compromised in incidents?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Patient Health Information.
Which entities were affected by each incident?
Data Breach Information
What type of data was compromised in each breach?

Incident : Data Breach WIL114261222
Type of Data Compromised: Patient Health Information
Sensitivity of Data: High
Additional Questions
General Information
Who was the attacking group in the last incident?
Last Attacking Group: The attacking group in the last incident was an Employee.
Impact of the Incidents
What was the most significant data compromised in an incident?
Most Significant Data Compromised: The most significant data compromised in an incident was Patient Health Information.
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 was Patient Health Information.
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.
