Abstract: A method for providing an improved way for using a PIN system to verify, protect and lock social security numbers in a social security number verification PIN system wherein the user enters a temporary PIN and social security number into a PIN device or telephone line by means in which the temporary PIN and social security number are encrypted with computer generated random numbers to allow for safe communication with the social security number verification PIN system. Providing means in which the individual chooses and enters a secret PIN into the social security number PIN device or telephone line in which means are provided wherein the secret PIN is encrypted with computer generated random numbers to allow for safe travel to the social security number verification PIN system to communicate and match the secret PIN with its corresponding previously stored identity information to effect verification and allow the individual to prove ownership of the social security number.