School app Canvas breach hits during finals

Finals week is stressful enough without your school's main classroom app suddenly going dark.

That is what many students faced when Canvas, the school platform used by colleges, universities and K-12 schools, went down for several hours. The outage came after Instructure, the company behind Canvas, detected unauthorized activity tied to a cybersecurity incident on the platform.

For students and teachers, this was more than a tech glitch. Canvas is where many schools post assignments...