The withholding of caller identification data when making a phone name leads to the recipient’s machine displaying “Non-public Quantity,” “Unknown Quantity,” or the same designation. This function prevents the caller’s phone quantity from being transmitted to the particular person being referred to as, providing a degree of anonymity.
Using this performance serves varied functions, starting from sustaining private privateness to conducting market analysis or initiating contact in delicate conditions the place revealing the caller’s id could also be undesirable. Its existence displays a stability between the caller’s proper to privateness and the recipient’s proper to know who’s contacting them; this stability has advanced alongside telecommunications expertise.
