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He's not talking about map protection if you actually read what he posted. Let me answer your question.
-Extract file to your Warcraft III map download directory (usually C:\Program Files\Warcraft III\Maps\Download)
-Be sure you are able to host.
-Create the game on bnet by browsing for it under the Download section.
If you cannot host because of a router, reply and I'll give you the link for help. If you cannot host because of a firewall, turn it off or allow port 6112.