I would just like to take two minutes, if you don't mind.
What you could say to your constituents—and I don't believe that there is a single human being in Canada who would not understand this—is exactly what the Supreme Court stated in the Oakes case, shortly after the adoption of the Canadian Charter of Rights and Freedoms. You will find the relevant passage in the report of the working group that has been provided to you. It talks about the presumption of innocence under the criminal law but, in my opinion, the same comments apply analogously to a situation such as the one that arises with security certificates:
An individual charged with a criminal offence faces grave social and personal consequences, including potential loss of physical liberty, subjection to social stigma and ostracism from the community, as well as other [...]