In this Ask Maggie, CNET's Marguerite Reardon advises a reader looking to use a SIM card from a tablet to get data-only wireless service on his smartphone. Why do wireless carriers have to make ...

In today's connected world, every mobile number is part of a registered system that helps telecom companies verify genuine users. Behind this verification process lies a structure known as the Fresh ...

Think about online safety for a second. Most people immediately jump to 16-character passwords, authenticator apps, or ...

One of the nifty things about Google’s Project Fi wireless network is that the company doesn’t charge anything extra for tethering, so if you want to use your Android smartphone as a mobile hotspot, ...