diff --git a/source/index.txt b/source/index.txt
index f92711c..908c1c0 100644
--- a/source/index.txt
+++ b/source/index.txt
@@ -22,6 +22,7 @@
    Aggregation Operations </agg-exp-ops>
    Specialized Data Formats </data-formats>
    Builders </builders>
+   Security </security>
    In-Use Encryption </encrypt-fields>
    Compatibility </compatibility>
    Validate Driver Signatures </validate-signatures>
diff --git a/source/security.txt b/source/security.txt
index 13af024..00db297 100644
--- a/source/security.txt
+++ b/source/security.txt
@@ -9,5 +9,6 @@ Secure Your Data
 
    /security/authentication
    /security/enterprise-auth
+   /encrypt-fields
 
 .. placeholder
\ No newline at end of file
diff --git a/source/encrypt-fields.txt b/source/security/encrypt-fields.txt
similarity index 100%
rename from source/encrypt-fields.txt
rename to source/security/encrypt-fields.txt