Document file mobile tracking devices, document file mobile tracking system, document file mobile tracking method and program

摘要

PROBLEM TO BE SOLVED: To track transfer of a document file between computers connected mutually via a network even when the name and content of the file are changed.;SOLUTION: This document file transfer tracking device transmitting/receiving a document file between the network is provided with a file access monitoring means monitoring access to the document file from the outside, a file positional information addition means adding file identification information to the document file before transfer, a file positional information reading means reading the positional information from the document file when the document file is stored in a transfer destination computer, and a file positional information update means creating and recording file transfer tracking information from the identification information added to the transferred document file. When the position of the document file in the transfer destination is associated with that in a transfer source, transfer of the document among the network is detected.;COPYRIGHT: (C)2007,JPO&INPIT