From d4c68d3ee3073af55de963f62635eedb2060b459 Mon Sep 17 00:00:00 2001
From: Eric Yap <eric.yap@elastic.co>
Date: Mon, 24 Feb 2025 18:17:21 +0800
Subject: [PATCH] Add note on APM Server Personal Data

---
 .../apm/security/data-security/filtering.asciidoc             | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/en/observability/apm/security/data-security/filtering.asciidoc b/docs/en/observability/apm/security/data-security/filtering.asciidoc
index b2297b6ca3..813764a113 100644
--- a/docs/en/observability/apm/security/data-security/filtering.asciidoc
+++ b/docs/en/observability/apm/security/data-security/filtering.asciidoc
@@ -72,6 +72,10 @@ see <<apm-derive-client-ip>>.
 The capturing of this data can be turned off by setting
 **Capture personal data** to `false`.
 
+NOTE: This setting only prevents APM Server from capturing already ingested personal data.
+It does not prevent such data from appearing in ingestion logs where applicable.
+See <<apm-filters-in-agent,APM agent filters>> for redacting data on ingestion.
+
 [discrete]
 [[apm-filters-real-user-data]]
 == Real user monitoring data