Many of us rely on caller ID to screen our calls and protect our privacy, but maybe you shouldn't trust that little digital display. It turns out that when you pick up the phone, you can't always believe your eyes -- or ears.
Why? Because of a technological trick called "Caller ID Spoofing" that allows callers to change the name and number that come up on the display when they call someone.
It used to take sophisticated technology and expertise to "spoof" a number, but commercial spoofing...Full Story