Title: block one page in C# code                                 If you need copy same format use firefox or chrome or safari but iexplorer not work

Preview of Code
Block a Page means you want to deny access to that Particualr Page.So you can do that by making the folder in which the page exists as secured.A folder can be made secured by using Authorization tag in Web.Config file. 
<deny users ="u1"/> ---Where u1 is the username give for the particular coutry 
<allow users="*"/> -- Allow access to all users except anonymous and administrators.