When caller ID first arrived on the scene it seemed like a godsend to many people: Now you could easily identify who was on the line and ignore unwanted calls, whether from telemarketers, an ex-boyfriend or an unfriendly collection agency.
But as often happens, unscrupulous individuals soon began manipulating the technology to defraud people by pretending to be someone else. Their scheme is called “caller ID spoofing” and disturbingly, it’s perfectly legal in many cases.
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