I’m sure you’ve seen the news about the security breaches of different web service providers. Yahoo, LinkedIn, Adobe and Dropbox, just to name a few, have all been compromised by hackers. Regardless of how old the breaches are, once the information is out on the web it’s available to the bad guys pretty much forever.
Are you wondering if your login credentials have been compromised? Here is where you can check: https://haveibeenpwned.com/
Follow the instructions by entering your email, and this site will tell you if your credentials are at risk. If it turns out your information has been a part of one of the many breaches, be sure to change your password immediately.