CSIS collects and analyzes threat-related information concerning the security of Canada in areas including terrorism, espionage, WMD, cybersecurity and critical infrastructure protection.

CSIS works closely with other government departments and international partners in order to remain abreast of the global threat. As outlined in the Government of Canada’s Cyber Security Strategy, the Service analyzes and investigates domestic and international threats to the security of Canada, responding to the evolution in cyber-security technologies and practices.