Authentication refactor (#284) (#325)

* Authentication refactor (#284)

Co-authored-by: Rea Rustagi <[email protected]>
(cherry picked from commit bf67d80)
(cherry picked from commit 3999260)

Author: mongoKart

config/redirects

@@ -14,3 +14,6 @@ raw: ${prefix}/master -> ${base}/upcoming/
 [*-master]: ${prefix}/${version}/fundamentals/data-formats/polymorphism/ -> ${base}/${version}/fundamentals/serialization/polymorphic-objects/
 [*-master]: ${prefix}/${version}/fundamentals/data-formats/bson/ -> ${base}/${version}/fundamentals/bson/
 [*-master]: ${prefix}/${version}/fundamentals/class-mapping/ -> ${base}/${version}/fundamentals/serialization/class-mapping/
+[*-v2.30]: ${prefix}/${version}/upgrade/v2/ -> ${base}/${version}/upgrade/
+[*-v2.30]: ${prefix}/${version}/upgrade/v3/ -> ${base}/${version}/upgrade/
+[v3.0-*]: ${prefix}/${version}/fundamentals/enterprise-authentication/ -> ${base}/${version}/fundamentals/authentication/

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
    Atlas Search </fundamentals/atlas-search>
    Stable API </fundamentals/stable-api>
    Authentication </fundamentals/authentication>
-   Enterprise Authentication </fundamentals/enterprise-authentication>
    Aggregation </fundamentals/aggregation>
    LINQ </fundamentals/linq>
    BSON Operations </fundamentals/bson>
@@ -41,7 +40,6 @@ 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`