City of Toronto Company Cyber Security Posture
toronto.caThe City of Toronto is committed to fostering a positive and progressive workplace culture, and strives to build a workforce that reflects the citizens it serves. We are committed to building a high performing public service, with strong and effective leaders to enable service excellence, through high engagement and healthy and safe workplaces. Toronto is home to more than 2.9 million people whose diversity and experiences make this great city Canada’s leading economic engine and one of the world’s most diverse and livable cities. As the fourth largest city in North America, Toronto is a global leader in technology, finance, film, music, culture, and innovation, and consistently places at the top of international rankings due to investments championed by its government, residents and businesses. Toronto Public Service consists of approximately 35,771 employees, providing programs and services to Toronto residents, businesses and visitors. Additionally, the City of Toronto has a number of agencies and corporations including the Toronto Police Service, Toronto Public Library and the Toronto Transit Commission, which make up the broader municipal organization. There are 44 operating divisions and offices providing an extensive level of programs and services. We offer diverse career opportunities across a wide variety of professional, trade, administrative, managerial and other employment roles. The Toronto Public Service has won numerous awards for quality, innovation and efficiency in delivering citizen-focused services. We are proud to have been named one of Canada's Top 100 Employers, Canada's Best Diversity Employers, Top Family Friendly Employers and Greater Toronto's Top Employers. Consider joining the award-winning Toronto Public Service and help us make a difference in a great City!
CT Company Details
city-of-toronto
21134 employees
373734.0
922
Government Administration
toronto.ca
Scan still pending
CIT_1525712
In-progress
CT Risk Score (AI oriented)Between 900 and 1000
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.
CT Global Score.png)
City of Toronto 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 |
City of Toronto Company Cyber Security News & History
| Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
|---|---|---|---|---|---|---|---|
| City of Toronto | Data Leak | 60 | 4 | 03/2020 | CIT22524423 | Link | |
Rankiteo Explanation : Attack with significant impact with customers data leaksDescription: Toronto residents’ data was improperly shared with the councilor’s office in a privacy breach that exposed 7,000 Torontonians personal information. A city transportation director named Vincent Sferrazza informs 7,227 participants in a program for senior citizens and disabled people who receive free sidewalk snow clearing of an "inadvertent disclosure" that included their names, addresses, and whether they were senior citizens or disabled. Sferrazza wrote, apologizing and saying his department is working with the city clerk’s office to stop it from happening again. | |||||||
| City of Toronto | Ransomware | 85 | 3 | 03/2023 | CIT34121023 | Link | |
Rankiteo Explanation : Attack with significant impact with internal employee data leaksDescription: The GoAnywhere zero-day vulnerability used by the Clop ransomware group to infect the City of Toronto is yet another victim. A spokesman for the City of Toronto verified the hack after hearing about it via BleepingComputer. The incident was the subject of an investigation by the city government to see how serious the security lapse was. The access is only permitted for files that cannot be transferred securely to a third party. | |||||||
City of Toronto Company Subsidiaries
The City of Toronto is committed to fostering a positive and progressive workplace culture, and strives to build a workforce that reflects the citizens it serves. We are committed to building a high performing public service, with strong and effective leaders to enable service excellence, through high engagement and healthy and safe workplaces. Toronto is home to more than 2.9 million people whose diversity and experiences make this great city Canada’s leading economic engine and one of the world’s most diverse and livable cities. As the fourth largest city in North America, Toronto is a global leader in technology, finance, film, music, culture, and innovation, and consistently places at the top of international rankings due to investments championed by its government, residents and businesses. Toronto Public Service consists of approximately 35,771 employees, providing programs and services to Toronto residents, businesses and visitors. Additionally, the City of Toronto has a number of agencies and corporations including the Toronto Police Service, Toronto Public Library and the Toronto Transit Commission, which make up the broader municipal organization. There are 44 operating divisions and offices providing an extensive level of programs and services. We offer diverse career opportunities across a wide variety of professional, trade, administrative, managerial and other employment roles. The Toronto Public Service has won numerous awards for quality, innovation and efficiency in delivering citizen-focused services. We are proud to have been named one of Canada's Top 100 Employers, Canada's Best Diversity Employers, Top Family Friendly Employers and Greater Toronto's Top Employers. Consider joining the award-winning Toronto Public Service and help us make a difference in a great City!
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CT Cyber Security News
The City of Toronto Cyberattack Confirmed, Linked to GoAnywhere Data Breach
The security incident is linked to the Fortra GoAnywhere MFT vulnerability where the exploitation allowed remote code execution. The ...
WestJet says operations ‘unaffected’ by cybersecurity incident
The Calgary-based airline revealed on Friday that it was responding to a cybersecurity incident but refused to elaborate, saying it did not want ...
Toronto Public Library releases results of yearlong cyberattack probe
The library said Monday that about 4100 people who had “dealings with the library” between 2010 and 2023 had their information exposed by ...
City of Toronto confirms data theft, Clop claims responsibility
City of Toronto is among Clop ransomware gang's latest victims hit in the ongoing GoAnywhere hacking spree. Other victims listed alongside ...
Networking, innovation and inspiration: The best Toronto tech events of 2025
If you're keen to learn about all the newest innovations and tech solutions, here are five of the very best Toronto tech events of 2025!
Cybersecurity breach at Calgary Public Library forces closure of locations across the city
In the case of the Calgary Public Library, Zabiuk says if the information of library users has been compromised, they can be at risk of further ...
Toronto Zoo confirms ‘a copy of transaction data’ has been leaked on dark web in 2024 cyberattack
The Toronto Zoo has issued a final notification regarding a cybersecurity breach that compromised personal data from guests, members, employees, ...
Toronto school board reports ransomware attack on test environment
In a statement to parents, the board said it detected unauthorized activity within a system the technology department uses to test programs.
TDSB says it got ransom demand over stolen student data not destroyed in cybersecurity incident
Cyber incident hits Toronto and GTA school boards, compromising student information systems · Student information dating back to 1985 may have ...
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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
CT CyberSecurity History Information
How many cyber incidents has CT faced?
Total Incidents: According to Rankiteo, CT has faced 2 incidents in the past.
What types of cybersecurity incidents have occurred at CT?
Incident Types: The types of cybersecurity incidents that have occurred incidents Ransomware and Data Leak.
How does CT detect and respond to cybersecurity incidents?
Detection and Response: The company detects and responds to cybersecurity incidents through remediation measures with Working with the city clerk’s office to prevent future occurrences and communication strategy with Apology letter from Vincent Sferrazza.
Incident Details
Can you provide details on each incident?
Incident : Ransomware
Title: GoAnywhere Zero-Day Vulnerability Exploited by Clop Ransomware Group
Description: The GoAnywhere zero-day vulnerability was used by the Clop ransomware group to infect the City of Toronto.
Type: Ransomware
Attack Vector: Zero-Day Vulnerability
Vulnerability Exploited: GoAnywhere Zero-Day Vulnerability
Threat Actor: Clop Ransomware Group
Motivation: Financial Gain
Incident : Data Breach
Title: Toronto Privacy Breach
Description: Toronto residents’ data was improperly shared with the councilor’s office in a privacy breach that exposed 7,000 Torontonians personal information. A city transportation director named Vincent Sferrazza informs 7,227 participants in a program for senior citizens and disabled people who receive free sidewalk snow clearing of an 'inadvertent disclosure' that included their names, addresses, and whether they were senior citizens or disabled. Sferrazza wrote, apologizing and saying his department is working with the city clerk’s office to stop it from happening again.
Type: Data Breach
Attack Vector: Inadvertent Disclosure
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 CIT22524423
Data Compromised: Names, Addresses, Status as senior citizens or disabled
What types of data are most commonly compromised in incidents?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Names, Addresses and Status as senior citizens or disabled.
Which entities were affected by each incident?
Incident : Ransomware CIT34121023
Entity Type: Government
Industry: Public Administration
Location: Toronto, Canada
Incident : Data Breach CIT22524423
Entity Type: Government
Industry: Public Administration
Location: Toronto, Canada
Customers Affected: 7,227
Response to the Incidents
What measures were taken in response to each incident?
Incident : Data Breach CIT22524423
Remediation Measures: Working with the city clerk’s office to prevent future occurrences
Communication Strategy: Apology letter from Vincent Sferrazza
Data Breach Information
What type of data was compromised in each breach?
Incident : Data Breach CIT22524423
Type of Data Compromised: Names, Addresses, Status as senior citizens or disabled
Number of Records Exposed: 7,227
Personally Identifiable Information: Names, Addresses
What measures does the company take to prevent data exfiltration?
Prevention of Data Exfiltration: The company takes the following measures to prevent data exfiltration: Working with the city clerk’s office to prevent future occurrences.
Ransomware Information
Was ransomware involved in any of the incidents?
Incident : Ransomware CIT34121023
Ransomware Strain: Clop
References
Where can I find more information about each incident?
Incident : Ransomware CIT34121023
Source: BleepingComputer
Where can stakeholders find additional resources on cybersecurity best practices?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: BleepingComputer.
Investigation Status
What is the current status of the investigation for each incident?
Incident : Ransomware CIT34121023
Investigation Status: Ongoing
How does the company communicate the status of incident investigations to stakeholders?
Communication of Investigation Status: The company communicates the status of incident investigations to stakeholders through was Apology letter from Vincent Sferrazza.
Post-Incident Analysis
What were the root causes and corrective actions taken for each incident?
Incident : Data Breach CIT22524423
Root Causes: None
Corrective Actions: Working with the city clerk’s office to prevent future occurrences
What corrective actions has the company taken based on post-incident analysis?
Corrective Actions Taken: The company has taken the following corrective actions based on post-incident analysis: Working with the city clerk’s office to prevent future occurrences.
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 Clop Ransomware Group.
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 were Names, Addresses and Status as senior citizens or disabled.
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 Names, Addresses and Status as senior citizens or disabled.
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 7.2K.
References
What is the most recent source of information about an incident?
Most Recent Source: The most recent source of information about an incident is BleepingComputer.
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.
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.
