CSIS’s role 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:
- The proliferation of weapons of mass destruction
- Foreign interference
- Cyber-tampering affecting critical infrastructure
If you believe you have information related to national security that CSIS should know about, please report it.
To report non-immediate threat information related to national security, please contact CSIS by phone at 613-993-9620 24/7 or complete the online Reporting National Security Information form.