Illegitimate telemarketers that change their Caller ID information to misrepresent themselves and to trick Canadians into answering the call.

Examples of legitimate use of Caller ID spoofing Caller ID spoofing can be used for legitimate and illegitimate purposes. Caller ID spoofing is the act of altering the Caller ID displayed to the person receiving the call.

Your caller identification display (Caller ID) normally indicates the phone number and name associated with the line used to call you.