Patent ID: 7882270

Claim:
A shadow community producing system matched to a variable area of an internet base, comprising: a user's terminal installed with a shadow community application downloaded from a remote shadow community producing server and comprising a communication means such as a modem, etc., wherein the shadow community application provides user authentication information to the server and generates URL information and category information of a web site surfed by the user and a shadow community creating signal; a plurality of web servers providing the web site accessible in an internet base through the user's terminal; and, a shadow community producing server receiving a shadow community (SC) area creating request signal and the URL information of the web site transmitted through the shadow community application of the user's terminal to search and judge whether the previously created shadow community for the web site exists or not so that the shadow community data by the web site is output; in case of the absence of the previously created shadow community, allocating a database space to create the shadow community (SC) so that it can be accessed through the remote user's terminal; and providing and managing various bulletin board posters to register them, thereby allocating the database of the shadow community producing server in real time depending on the user's demands for the web site not having the community to construct the shadow community area.