APPARATUS AND A METHOD FOR PROTECTING PRIVACY IN A CONTENTS SHARING SYSTEM CAPABLE OF TOTALLY PREVENTING INVASION OF PRIVACY

摘要

PURPOSE: An apparatus and method for protecting privacy in a contents sharing system are provided for users to share contents in network without invasion of privacy.;CONSTITUTION: A central control device provides a contents list to users (201), and receives the request of downloading the contents from user devices (203). The central control device determines whether or not the required contents are complete sharing (205). If a range of sharing the contents is limited, the central control device determines whether or not the range covers user ID of a used device (207). If the range does not cover the user ID, the central control device performs a warning procedure (209). If the range covers the user ID, the central control device determines whether the range covers the range of sharing download folders (211). If the range covers the range of sharing download folders, the central control device performs a process of downloading the contents (213).;COPYRIGHT KIPO 2013;[Reference numerals] (201) Provide a content list; (203) Receive the request of downloading the contents; (205) Are the required contents completely shared?; (207) Does the content sharing range cover the user ID of a device used for log-in?; (209) Perform a warning procedure; (211) Does the sharing range cover the range of sharing download folders?; (213) Perform a process of downloading the contents; (AA) Start; (BB,EE,GG) Yes; (CC,DD,FF) No; (HH) End