What happens when you need to protect your whole site so that only Authenticated users can access our site.
Since I received this question twice this week I thought I'd share a tip.
To allow ONLY authenticated access to your site using Forms authentication you can add a section like this on e to your application's web.config file.
<authentication mode="Forms">
<forms loginUrl="Login.aspx" name="Login" protection="All"/>
</authentication>
...
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