The Canadian Centre for Cyber Security (the Cyber Centre) is part of the Communications Security Establishment Canada. It is the single unified source of expert advice, guidance, services and support on cyber security for Canadians. Report a cyber incident
Small and medium businesses
Large organizations and infrastructure
Government and democratic institutions
Small and medium businesses
Large organizations and infrastructure
Government and democratic institutions
Fraudsters are calling members of the public and claiming to be from CSE and the Canadian Centre for Cyber Security (Cyber Centre). We do not the public by phone without cause. Learn how to protect yourself .
Mattermost security advisory (AV26-1104) 2026-10-29
n8n security advisory (AV26-1103) 2026-10-29
Cisco security advisory (AV26-1102) 2026-10-29
Mattermost security advisory (AV26-1104) 2026-10-29
n8n security advisory (AV26-1103) 2026-10-29
Cisco security advisory (AV26-1102) 2026-10-29
Services and information
Cyber security guidance
Advice and guidance publications, reports, and cyber threat assessments
Cyber security readiness
Strengthen your organization’s cyber security
Cyber security news, events, Cyber Security Awareness Month and Geek Events
Services and guidance to federal departments requiring COMSEC solutions to protect their information
Assemblyline, Common Criteria, Crypto Module Validation Program, Tempest Program, Harmonized Risk Assessment Methodology, Cyber Security Audit Program and Glossary
Education and community
Learning Hub, Get Cyber Safe public awareness campaign, Academic outreach and engagement
the Cyber Centre
How we help Canadians, Mandate, Executive team, Industry collaboration, Request a speaker, Accessibility, us
The cyber threat to Canada’s water systems: Assessment and mitigation
Assessment highlighting cyber threats to water systems in Canada and potential mitigation measures
Threat detection for SharePoint vulnerabilities
Technical article detailing an exploit chain targeting vulnerabilities in on-premises Microsoft SharePoint servers
Cyber threat bulletin: PRC- cyber activity against Canadian provincial, territorial, Indigenous, and municipal governments
Bulletin on People’s Republic of China- cyber activity against various levels of government in Canada
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
