A method for managing registered mail via an electronic route, in a system comprising a workstation of an author, a server, a workstation of an addressee, at least one trustworthy third-party, and an editing center, characterized in that the method includes the following steps: - creating the document to be sent to an addressee in the form of registered mail; - identifying and authenticating the author; - electronically signing the documents via a trustworthy third-party; - encrypting the document; - time-stamping the identification, authentication and encrypting steps; - transmitting the encrypted document to a server; - decrypting the document on the server; - archiving at a trustworthy third-party the identification of the author, the document and the time-stamping information; - sending a message of information to the workstation of the addressee of the document, said message being an electronic mail containing a link for consulting the document; - time-stamping said sending step; - archiving at a trustworthy third-party the information message and the time-stamping information; said method, in the case of activation of the consulting link by the addressee within a predetermined consulting delay, including the following steps: - identifying and authenticating the addressee; - time-stamping the identification and authentication step; - archiving at a trustworthy third-party the identification, the authentication and the time-stamping information; - the document being consulted by the addressee, notably by sending a copy of the document on the workstation of the addressee; - time-stamping the consulting step; - archiving at a trustworthy third-party the consultation and the time-stamping information; said method in the case of non-activation of the consulting link by the addressee within said predetermined consulting delay, including the following steps: - time-stamping the expiry of the consulting delay; - archiving at a trustworthy third-party the expiry of the consulting delay and time-stamping information; - sending the document to the editing center for transmission to the addressee in paper form; - archiving at a trustworthy third-party the sending step in paper form. - creating the document to be sent to an addressee in the form of registered mail; - identifying and authenticating the author; - electronically signing the documents via a trustworthy third-party; - encrypting the document; - time-stamping the identification, authentication and encrypting steps; - transmitting the encrypted document to a server; - decrypting the document on the server; - archiving at a trustworthy third-party the identification of the author, the document and the time-stamping information; - sending a message of information to the workstation of the addressee of the document, said message being an electronic mail containing a link for consulting the document; - time-stamping said sending step; - archiving at a trustworthy third-party the information message and the time-stamping information; - identifying and authenticating the addressee; - time-stamping the identification and authentication step; - archiving at a trustworthy third-party the identification, the authentication and the time-stamping information; - the document being consulted by the addressee, notably by sending a copy of the document on the workstation of the addressee; - time-stamping the consulting step; - archiving at a trustworthy third-party the consultation and the time-stamping information; - time-stamping the expiry of the consulting delay; - archiving at a trustworthy third-party the expiry of the consulting delay and time-stamping information; - sending the document to the editing center for transmission to the addressee in paper form; - archiving at a trustworthy third-party the sending step in paper form.