Abstract:
A method for secure transmission using a fax server, including transmitting a document to be faxed, by a sender to a server, in the form of a digital file in a non-fax format, as well as information relative to the identity of the recipient; calculating a Tiff format file from the digital file on the one hand, the creation time and date of the file and an informative file on the other hand; calculating a signature from said Tiff document and entering the result of this calculation in an additional file; recording the files in a secured space accessible by the sender and the recipient; modifying the Tiff file to be transmitted to insert the signature and information allowing the recipient to access the recorded files; transmitting the file by the server to the telephone address of the recipient, according to a fax standard, and issuing a transmission report by the server in the form of an electronic message in a non-fax format.