Major data breach at Air Canada affects millions

Air Canada says 20,000 out of its 1.7 million mobile app users may have had their personal information compromised. The airline noticed suspicious activity last week, and as a precaution, locked out all of its users. As Reid Fiest reports, cybersecurity experts say it’s a lesson not to enter valuable personal information into apps.

• Air Canada app records your personal information — and you may have no clue