If the "your phone is not registered on a network" error has popped up on your Android phone, you know how frustrating it can be. Whether you want to call your family ...

Samuel has spent years writing about mobile carriers and their networks following a stint working as a technician in a carrier phone store. Whether it's helping people avoid 36-month payment plans, or ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. says Chinese hackers have penetrated America's phone networks – and are still inside them. Anton Petrus/Moment via Getty ...

On September 23, 2025, the Secret Service announced that it had dismantled a scheme that could have disrupted New York City's telecommunications systems, putting countless residents at risk. The ...

A US government security official urged Americans to use encrypted messaging as major telecom companies struggle to evict Chinese hackers from their networks. The attack has been attributed to a ...

Sen. Ron Wyden (D-Ore.) sent a letter to President Biden and his Cabinet demanding wireless carriers’ cybersecurity standards be regulated as to not further exploit “lax security” in the United States ...

Is the PSTN Still in Use? Yes, but There Are Better Options Your email has been sent Explore the ongoing use of the Public Switched Telephone Network (PSTN) and ...