WWW is broadly used also as not only business but an individual’s information dispatch means. On copyright, although WWW contents are treated on a par with a publication, various problems are caused from the characteristic of digital data. In the campus network, the server is installed in each post in many cases, and not only contents but the server itself is making the layered structure. Therefore the authority of management of contents needs to be transferred hierarchical. This paper studies the security issue of the server which had a layered structure in the organization, and the problem about the authority transfer of contents management.
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