You will be forced to comply
Canadian banks have now been dragooned into adjudicating the question of who rises to the level of political virtue sufficient to participate in the national financial system.
If you are not alarmed by that then your naiveté is unbounded.
The truckers - clever guys that they are - are working around the government's control over communications. This kind of arrangement could also be helpful if they ever wanted to, say, switch to cryptocurrency as a way to put their financial transactions out of government reach.