Some Internet privacy experts said they were concerned that the program captures and examines a vast amount of online activity that had no connection to terrorism or extremists.
“It means that these agencies have an immense amount of information,” said Christopher Parsons, an electronic surveillance researcher at Citizen Lab, part of the University of Toronto’s Munk School of Global Affairs. “That raises the prospect that at some point laws could be changed to make it available to other branches of the government.”
The program also suggests that Canada plays a larger role in electronic surveillance than previously thought, he added.
NOTE: This also ran in the print version of the New York Times for January 29, 2015, on page A13, with the headline: Canada Agency Monitors File-Sharing, Reports Say