Merge pull request #1145 from fletcherw/fips

feat: document nodeclass FIPS support

Author: chrisnegus

latest/ug/automode/auto-change.adoc

@@ -14,6 +14,10 @@ To receive notifications of all source file changes to this specific documentati
 https://github.com/awsdocs/amazon-eks-user-guide/commits/mainline/latest/ug/automode/auto-change.adoc.atom
 ----
 
+== October 23, 2025
+
+*Feature:* Users with clusters in US regions can now request to use FIPS compatible AMIs by specifying `spec.advancedSecurity.fips` in their NodeClass definition.
+
 == October 1, 2025
 
 *Feature:* EKS Auto Mode now supports deploying nodes to {aws} Local Zones. For more information, see <<auto-local-zone>>. 

latest/ug/automode/create-node-class.adoc

@@ -199,7 +199,11 @@ spec:
         # Domains to exclude, put all VPC endpoints here
         - .internal
         - .eks.amazonaws.com
-  
+
+  advancedSecurity:
+    # Optional, US regions only: Specifying `fips: true` will cause nodes in the nodeclass to run FIPS compatible AMIs.
+    fips: false
+
   # Optional: Custom certificate bundles.
   certificateBundles:
     - name: "custom-cert"