Add mention of auto_encrypt to mTLS requirements

website/pages/docs/security/security-models/core.mdx

@@ -105,6 +105,16 @@ environment and adapt these configurations accordingly.
     [CVE-2018-19653](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19653) for more details. This is fixed 
     in 1.4.1.
 
+  - [`auto_encrypt`](/docs/agent/options#auto_encrypt) - Enables automated TLS certificate distribution for client
+    agent RPC communication using the Connect CA. Using this configuration a [`ca_file`](/docs/agent/options#ca_file) 
+    and ACL token would still need to be distributed to client agents.
+  
+    - [`allow_tls`](/docs/agent/options#allow_tls) - By default this is false, and should be set to true on server 
+      agents to allow certificates to be automatically generated and distributed from the Connect CA to client agents. 
+  
+    - [`tls`](/docs/agent/options#tls) - By default this false, and should be set to true on client agents to 
+      automatically request a client TLS certificate from the server's Connect CA.
+
     **Example Server Agent TLS Configuration**
 
     ```hcl