how can i do Directory Listing Denied for my project folders?

i have a project with many folders in开发者_StackOverflow社区 it ...

(vs 2008 - asp.net - c#)

how can i do Directory Listing Denied for my project folders when a client try to view those folders using address bar?

thanks in future advance

best regards

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You can unCheck the option "Allow Directory Browse" in IIS Management Console for you application.