Abstract: A device for exchanging documents between two parties through a network comprises: an interface (13) arranged for receiving transmitter document data (16) coming from the network and including at least a transmitter identifier and an addressee identifier, a converter (15) capable of converting transmitter document data (16) into intermediate document data (18) on the basis of a transmitter model associated with the transmitter identifier of the transmitter document data (16), while keeping the transmitter identifier and the addressee identifier, a generator (20) capable of converting intermediate document data (18) on the one hand into addressee document data (22) on the basis of an addressee model associated with the addressee identifier of the intermediate document data (18), and on the other hand into archive document data (24), and a controller (14) arranged for calling the generator (20) with the resulting intermediate document data, and for storing the resulting archive document data for later access by