Lux Ex Umbra

A recently declassified Canadian document written in 1979 provides a nice summary of the geographic breakdown of the collection and processi...

As with military spending, the Carney government has turned its budget fire hose on the Communications Security Establishment and is drenchi...

 CSE released its Annual Report 2024-2025 on 27 June 2025.  The document is 56 pages long, so I won’t try to summarize it here, but it’s wo...

Intelligence Commissioner Simon Noël released his 2024 Annual Report on 13 June 2025. In a welcome move, the redacted versions of the writt...

The Supplementary Estimates (A) for fiscal year 2025-2026 , tabled on 9 June 2025, indicate that the Carney government plans to boost CSE...

Twenty years ago today, on May 4th, 2005, I wrote the first post on Lux Ex Umbra , titled Canada, SIGINT, and this blog . If we count the lo...

The Public Accounts of Canada 2024 , tabled in parliament on December 17th, confirm that fiscal year 2023-24 was CSE's first billion-dol...

The following is the presentation I made on day one of the Canadian Intelligence History at the Crossroads conference, held in Ottawa on 3-...