Forms Authentication across Applications

<location path="ccnet">
  <system.web>
    <authentication mode="Forms">
        <forms loginUrl="/default.aspx" timeout="5000"/>
    </authentication>
    <authorization>
      <allow users="?"/>
      <deny users="?"/>
    </authorization>
  </system.web>
</location>

<machineKey validationKey="AutoGenerate" decryptionKey="AutoGenerate" validation="SHA1" />

<authentication mode="Forms">
   <forms name="ccAuth" loginUrl="/default.aspx"  path="/" timeout="5000"/>
</authentication>
<authorization>
   <deny users="?"/>
</authorization>

<location path="ccnet">
  <system.web>
    <authentication mode="Forms">
      <forms name="ccAuth" loginUrl="/default.aspx"  path="/" timeout="5000"/>
    </authentication>
    <authorization>
      <deny users="?"/>
    </authorization>
  </system.web>
</location>

<authentication mode="Forms">
    <forms name="{name}" path="/" ...>
</authentication>

<machineKey validationKey="AutoGenerate" decryptionKey="AutoGenerate" validation="SHA1" />

<deny users="?"/>

If CustomAuthenticate(Login1.UserName, Login1.Password) Then
    FormsAuthentication.RedirectFromLoginPage(Login1.UserName, False)
Else
    e.Authenticated = False
End If

<deny users="?"/>