The invention relates to a next-generation, secure, electronic property title device including a property title card (1), on which information relating to at least one owner and to at least one real estate and/or personal property are engraved, and a professional card (3), on which information concerning a professional is engraved. The device is characterized in that said card (1) includes a secure electronic chip (2) intended to contain confidential information about said owner and about said personal and/or real estate property as well as all rights of access to said information. Said professional card (3) includes a secure electronic chip (4) intended to contain information about said professional and the rights of access of said professional to the information of the property title card (1), in the presence of the owner of the good and of said card (1). The device also includes a dedicated card reader allowing access to the information contained in said card (1) and in the professional card. The invention further relates to the method for the creation and the modification, by a professional, of the card (1), as well as to the application software implemented in the abovementioned device and to the use of said card (1) as a universal property title.