Patent ID: 7609944

Claim:
A machine readable copy protected optical disc having embodied thereon content and control data, the content and control data comprising: at least one region of genuine data, at least one region of false data, and the control data having been written on the optical disc by a mastering device, the control data including navigational information to enable access to the content, wherein the navigational information includes at least one main program chain leading to the region of genuine data, wherein the navigational information also includes one or more further program chains, each further program chain leading to the at least one region of false data, and/or incompletely and/or incorrectly leading to the region of genuine data, wherein the structure of at least one of the further program chains resembles the structure of the main program chain, wherein the main program chain including at least one program, the at least one program including at least one cell incorrectly leading to the region of genuine data, and wherein the control data is arranged to generate a dynamic navigational path to enable access to the main program chain upon the setting of parameters associated with a player or a user.