Surveys show that the level of concern has always been quite high. That said, I think that Canadians and people throughout the world have indeed become more concerned over these past years.
The Facebook and Cambridge Analytica affair certainly played a role in that. That serious incident showed that the consequences of privacy breaches were not just theoretical, but could be quite concrete. In this case, the integrity of the electoral process was affected.
The protection of privacy and personal information is a notion that can be relatively theoretical and abstract. But in the Cambridge Analytica case the results were very concrete, and that increased Canadians' level of concern.