Patent ID: 8656456

Claim:
A method for privacy preference management, comprising: a privacy identification system generating, for an internet user client, a unique client fingerprint value using client HTTP header information received from the internet user client, and using client-unique NSP information used by a network service provider that provides internet service to the internet user client; the privacy identification system maintaining at least one privacy preference for the internet user client, in association with the unique client fingerprint value; the privacy identification system receiving, from an advertising network, a request for at least one privacy preference for an internet user client that generates an advertising call, wherein the request includes a source IP address and advertising call HTTP header information from the advertising call; the privacy identification system matching the source IP address with a client IP address to determine the client-unique NSP information, wherein the client IP address is associated with the client-unique NSP information; the privacy identification system generating an advertising call client fingerprint value using the determined client-unique NSP information, and using the advertising call HTTP header information included in the request; the privacy identification system matching the advertising call client fingerprint value to the unique client fingerprint value to determine at least one privacy preference for the advertising call generating internet user client; and the privacy identification system forwarding, to the advertising network, the determined at least one privacy preference.