The chairman of HP was recently forced to relinquish her position thanks to authorizing private investigators to obtain the phone records of board members in this manner. The early phone phreakers would tap into a line on a pole for instance, call the AT&T operator under the pretext of being a lineman, and request a free connection to, say, Istanbul. Social engineering is employed by the bad guys too. It is easier and more effective than dumpster diving, computer hacking, or wire tapping.”]
Source: https://www.darkreading.com/analytics/in-other-words-lying