How to know if you were affected by the AT&T data breach and what to do next USA TODAYHackers stole almost everyone’s AT&T call records. What should you do? The Washington PostHere’s how to learn if your data was stolen in AT&T’s massive hack Yahoo! VoicesHow concerned are you about the AT&T data breach? Deseret NewsAT&T says hacker stole some data from ‘nearly all’ wireless customers ABC News