Today is Halloween but it isn’t the only time of year you should be on high alert. It also happens to be the last day of Cyber Security Awareness Month. As Business Insider recently shared, of the 15 largest data breaches in history, ten of them took place in the past decade alone. Altogether, nearly 4 billion records have been stolen from people in the last ten years. 

In honour of the spookiest day of the year, we're sharing the five scariest facts about data breaches along with tips on finding out whether any of your accounts have been compromised and how you can keep them safe year-round.