Cybersecurity

Helping guard our network and customers against threats is in our DNA. From the telegraph to 5G, we've matched technology progress with security innovation. AT&T operates one of the world's most advanced and powerful global backbone networks. We have hundreds of cybersecurity experts - some of the most savvy and sophisticated in the world. They help protect more than 465 petabytes of data flowing across our network daily. They develop and use tools including automation, algorithms, artificial intelligence and shared alerts. It's all in the service of more securely connecting you to what matters most in your daily life.