Update articles/web-application-firewall/afds/waf-sensitive-data-protection-frontdoor.md

Co-authored-by: Luke <[email protected]>

Author: vhorne

articles/web-application-firewall/afds/waf-sensitive-data-protection-frontdoor.md

@@ -16,6 +16,8 @@ ms.date: 04/09/2024
 
 The Web Application Firewall's (WAF's) Log Scrubbing tool helps you remove sensitive data from your WAF logs. It works by using a rules engine that allows you to build custom rules to identify specific portions of a request that contain sensitive information. Once identified, the tool scrubs that information from your logs and replaces it with _*******_.
 
+> [!NOTE]
+> When you enable the log scrubbing feature, Microsoft still retains IP addresses in our internal logs to support critical security features.
 
 ## Default log behavior