An attacker snuck in by creating two new user accounts. Fidelity Investments assures customers their investments were not affected.

Asset management powerhouse Fidelity Investments has confirmed suffering a data breach in which crooks stole sensitive information on tens of thousands of people. The company revealed the news via a breach notification filed with the Office of the Maine Attorney General,

The cyberattack on Fidelity impacts a small percentage of customers. Here's what you can do if you're affected.