Reporting National Security Information
CSIS' mandate is to investigate activities suspected of constituting threats to the security of Canada and to report on these to the Government of Canada. Key threats include:
- Terrorism
- The proliferation of weapons of mass destruction
- Espionage
- Foreign interference
- Cyber-tampering and other threats to critical infrastructure
If you believe you have information related to national security that CSIS should know about, please report it.
Note: inquiries made for CSIS Recruiting or Security Clearances through this webform will not be answered.
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Date modified: 2025-10-22