Get the latest tech news
What you need to know about data breaches and how to protect yourself
Taking matters into your own hands.
Other companies aren't immune, of course, but there's a good chance you're a customer of one of these carriers because they provide service for your phone. In the most recent example as of writing, AT&T has forced all customers to create a new passcode and suggests that you monitor your credit report. Understanding the risks and taking preventative measures can minimize the damage and protect your personal information, even when billion-dollar companies don't get it right.
Or read this on Android Central