Title:
ELECTRONIC SIGNATURE ATTACHING METHOD
Document Type and Number:
Japanese Patent JP2004023406
Kind Code:
A
Abstract:
To provide an electronic signature attaching method utilizing a mobile terminal such as a mobile phone.
A server for attaching an electronic signature to an electronic document relating to an electronic signature attaching request in response to the request from a user's mobile terminal receives an identification ID of the mobile terminal together with an access request from the user's mobile terminal, authenticates the user on the basis of the received identification ID of the mobile terminal, attaches the electronic signature to the electronic document designated by the user's mobile terminal, and transmits a message denoting the end of attaching the electronic signature to the user's mobile terminal.
Inventors:
TANAKA TAKESHI
HIMORI YOSHIKI
NOYAMA HIDEO
MATSUKI TAKESHI
HIMORI YOSHIKI
NOYAMA HIDEO
MATSUKI TAKESHI
Application Number:
JP2002174946A
Publication Date:
January 22, 2004
Filing Date:
June 14, 2002
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H04L9/32; (IPC1-7): H04L9/32
Attorney, Agent or Firm:
Kensuke Isshiki
Noritaka Harashima
Kurokawa Megumi
Koji Yoshida
Yasushi Aoki
Noritaka Harashima
Kurokawa Megumi
Koji Yoshida
Yasushi Aoki