It depends on the information's confidentiality level. In the past, we never had information classified as top secret. It also depends on the volume of the information.
Following a motion passed by the House of Commons in October 2020, tens of thousands of pages were sent to my office for redaction. Information contained in those documents was not classified as Secret or Top Secret. We therefore used computer systems that meet confidentiality standards for those types of documents.
So, we have to adjust our methods to the nature of the documents.