I don't think they disclose that, but if they did it's probably somewhere in this document https://citizenlab.ca/wp-content/uploads/2020/11/Annotated-Bibliogra

I don't think they disclose that, but if they did it's probably somewhere in this document https://citizenlab.ca/wp-content/uploads/2020/11/Annotated-Bibliography-Network-Traffic-Management-and-Device-Intrusion-for-Targeted-Monitoring.pdf https://citizenlab.ca/wp-content/uploads/2020/11/Annotated-B...