 to an email or text message from someone that you do not know. And also do not click on any of the links that might come in those emails or text messages. Instead, if you are concerned, go right to the company's website. The year has already been marked by several major data breaches, including an earlier attack on AT&T. So do keep an eye on your billing statements and your credit report. And if you think your personal information has been compromised, put a freeze on your credit with all three of the major credit reporting bureaus.