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The advantage of punching in four digits is that your phone rep doesn't get to see/hear them. You've identified yourself to the system, not the individual.
by preinheimer 11y ago
The advantage of punching in four digits is that your phone rep doesn't get to see/hear them. You've identified yourself to the system, not the individual.
- chinpokomon 11y agoDTMF isn't transmitted in secret. Of course they could eavesdrop on what you entered through a keypad. Keying it into a machine listening to an unsecured phone line is the equivalent of sending it in plaintext and just as vulnerable as telling it to an agent on the other end of the call.