Communications Security Establishment (CSE)

The Communications Security Establishment (CSE) is Canada's national signals intelligence and cybersecurity agency. In July 2026, it made a rare public disclosure detailing offensive cyber operations conducted in 2025.

Key Disclosure

In a rare public acknowledgment, the CSE disclosed that its operatives conducted offensive cyber operations against three criminal groups during 2025. This marks one of the few times a Five Eyes intelligence agency has publicly confirmed active offensive cyber countermeasures. (raw/digests/Cyber-Digest-2026-07-07)

Significance

• Rare public acknowledgment of offensive cyber operations by a Five Eyes SIGINT agency
• Signals growing willingness among Western intelligence agencies to publicly disclose offensive cyber activity
• The operations targeted criminal groups (rather than nation-states) (raw/digests/Cyber-Digest-2026-07-09)

Related Pages

• Nsa Tao — US equivalent with revived TAO designation
• Acsc Cms Exploitation — Australian Cyber Security Centre operations