Caller ID is standard now, but it wasn't always. When widespread adoption started in the 1990s, it was controversial to the point that it was widely viewed as an invasion of privacy. For people with ...

Scam and spam calls are getting more common. And they’re hard not to answer because the number comes up as “unknown.” When there’s no caller ID number, you can’t be sure if it’s a spam caller or an ...

To use Apple’s two-factor authentication (2FA) with your Apple ID account–something that the company has effectively mandated for the last few years–you must have at least one “trusted phone number” ...