Authentication refactor

snooty.toml

@@ -6,6 +6,7 @@ toc_landing_pages = [
     "/usage-examples",
     "/fundamentals",
     "/fundamentals/serialization",
+    "/fundamentals/authentication",
     "/upgrade",
 ]
 

source/connection-troubleshooting.txt

@@ -182,28 +182,7 @@ the same machine doesn't require any authorization to connect.
 X.509 Credential Error
 ~~~~~~~~~~~~~~~~~~~~~~
 
-If you are using Windows as your operating system, you might encounter an issue in which the
-{+driver-short+} is unable to locate an ``X.509`` authentication certificate in memory.
-This error is raised with the following error message:
-
-.. code-block:: none
-   :copyable: false
-
-   No credentials are available in the security package
-
-The following section describes a method that may help resolve the issue.
-
-Create and Store the Certificate On-Disk
-----------------------------------------
-
-Use the following code to generate any ``X.509`` certificates required by your application:
-
-.. code-block:: csharp
-
-   using (X509Certificate2 certWithKey = certOnly.CopyWithPrivateKey(key))
-   {
-      return new X509Certificate2(certWithKey.Export(X509ContentType.Pkcs12));
-   }
+.. include:: /includes/troubleshooting/x509.rst
 
 Error Sending Message
 ~~~~~~~~~~~~~~~~~~~~~

source/fundamentals.txt

@@ -18,7 +18,6 @@ Fundamentals
    /fundamentals/atlas-search
    /fundamentals/stable-api
    /fundamentals/authentication
-   /fundamentals/enterprise-authentication
    /fundamentals/aggregation
    /fundamentals/linq
    /fundamentals/bson
@@ -38,7 +37,6 @@ Fundamentals
 - :ref:`csharp-atlas-search`
 - :ref:`csharp-stable-api`
 - :ref:`csharp-authentication-mechanisms`
-- :ref:`csharp-enterprise-authentication-mechanisms`
 - :ref:`csharp-aggregation`
 - :ref:`csharp-linq`
 - :ref:`csharp-bson`