Caller I.D. Spoofing: Don't Believe the Number Showing on Your Phone

Man checking phone for caller I.D. spoofing
Man checking phone for caller I.D. spoofing

It's your mother on the phone -- or so your caller I.D. says -- but that's not necessarily so. You may be amazed at how easily a caller can arrange to have virtually any number other than his own show up on your phone's caller I.D.

A bill just passed in Washington establishes strong penalties for anyone using caller I.D. "spoofing" to scam another person out of money or otherwise cause them harm. It does not, however, stop companies from offering the service.