资讯

Caller ID is the technology that allows any phone to display the number of other phones connecting to it. If you're making a call, that's your outbound caller ID. If you're receiving a call, it's the ...
People know it is you calling when your caller ID pops up on their phone, but it doesn’t have to be like that. There are two ways to keep your identity secret while making a call: one is permanent; ...
Just because you carry a smartphone around all the time doesn't mean you want just anyone calling you. PrivacyStar (free in Google Play, optional subscription) aims ...
Since my start in 2008, I've covered a wide variety of topics from space missions to fax service reviews. At PCMag, much of my work focused on security and privacy services, as well as a video game or ...
Have you ever received a phone call from a number you don't recognize, and then they don't even leave a voicemail? It gets you wondering who the mysterious person is that's calling you and what they ...
Caller ID and spam protection is on by default. You can choose to turn it off. To use caller ID and spam protection, your phone may need to send information about your calls to Google. It doesn’t ...
Your mobile phone number isn’t supposed to be used by telemarketers, but as we all know, it happens. What’s more, if you have a number that used to belong to someone else, you might end up getting a ...
Caller ID spoofing has long been the domain of pranksters and scammers, but although the technology often is used unethically, there may be a few legitimate reasons why you would want to disguise your ...
Facebook isn't a company that rests on its laurels, as it's always looking to expand its reach into different categories. This has helped the world's largest social playground avoid the same fate as ...