Patent ID: 7603320

Claim:
A method of obtaining a piece of an information holder's sensitive information stored in an information source computer system using a virtual identifier that corresponds to a piece of said information holder's static information, comprising: a) receiving from a first device of said information holder, said piece of static information of said information holder by a processing entity computer system; b) authenticating said information holder by said processing entity computer system using an authentication protocol and receiving validity information from said first device of said information holder or a second device of said information holder; c) creating said virtual identifier by said processing entity computer system; d) linking said virtual identifier to said information holder's static information and said validity information by a data management system; e) transmitting said virtual identifier from said processing entity computer system to said first device of said information holder, said second device of said information holder or a third device of said information holder; f) receiving by said processing entity computer system a request for said piece of sensitive information of said information holder with said virtual identifier from a first device of a third party; g) identifying by said processing entity computer system said static information of said information holder using said virtual identifier; h) validating said virtual identifier by said processing entity computer system using said validity information; i) transmitting a request for obtaining said piece of sensitive information of said information holder to said information source computer system by said processing entity computer system; j) receiving said piece of sensitive information of said information holder from said information source computer system in response to said request for obtaining said piece of sensitive information; k) transmitting said piece of sensitive information of said information holder to said first device of said third party or a second device of said third party from said processing entity computer system.