The votes are hand counted, however,
"The returning officer records the vote counts in a computer program that securely sends the information to Elections Canada's main office"
https://www.elections.ca/content.aspx?section=vot&dir=int/cou&document=index&lang=e
"The returning officer records the vote counts in a computer program that securely sends the information to Elections Canada's main office"
https://www.elections.ca/content.aspx?section=vot&dir=int/cou&document=index&lang=e
Comments
The transmission of election night results "by computer" has no bearing on the count of actual ballots, and any discrepancy would be instantly detectable.