Communications Security Establishment Canada

Communications Security Establishment Canada (CSE) is the national cryptologic agency, providing the Government of Canada with information technology security and foreign signals intelligence.


Services and information


Cyber security

Learn about CSE’s cyber security activities

Foreign intelligence

Learn about CSE’s foreign signals intelligence activities

Cyber operations

Learn about CSE’s foreign cyber operations

Assistance to federal partners

Learn about CSE’s role in assisting federal security and intelligence partners


Learn about research taking place at CSE


Professional opportunities

List of professional job types and available career opportunities at CSE

Student opportunities

List of student jobs available at CSE and when to apply

Hiring process and security

Details about CSE’s security screening and application process


Summary of CSE’s wage structure and benefits package



Learn about the laws and authorities that govern CSE’s activities

Oversight and review

Learn about the oversight and review bodies that ensure our activities comply with the law, as well as how to make an official complaint to the Chief of CSE


Learn about the laws and policies CSE follows to protect Canadians’ privacy


Find published reports, Open Government information, and access to information and privacy information

Culture and community

Diversity and inclusion

Find out how CSE is building a more inclusive workplace


Information about the CSE Ethics Charter

Life at CSE

Find out how CSE supports its employees

Community engagement

Learn how we engage with our community


Learn more about CSE’s history


Contact us

Communications Security Establishment Canada
P.O. Box 9703,
Ottawa, Ontario K1G 3Z4

Media relations: 613-991-7248


Corporate information


Portrait of The Honourable Bill Blair

The Honourable Bill Blair
Minister of National Defence


Portrait of Caroline Xavier

Caroline Xavier
Chief, Communications Security Establishment Canada

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