The University of Windsor Finance Department mistakenly sent about 650 income tax slips to the wrong people, meaning personal information, including social insurance numbers, ended up in someone else’s mailbox.
[…]
“I received two envelopes. Both were addressed to me so I opened them both,” said Kennedy. “One had all of my information in it, and the other had my information with another student’s information including their address and how much money they made this year.”
Read more from CBC News.