The University of Calgary says it paid a $20,000 ransom to hackers who had taken the school's computer network hostage.
Security experts warn that ransomware attacks are on the rise. Hospitals, schools, and even NASA computers have been targeted.
Ishmael Daro is a social news editor for BuzzFeed and is based in Toronto.
Contact Ishmael N. Daro at firstname.lastname@example.org.
Got a confidential tip? Submit it here.