diff --git a/windows/security/threat-protection/TOC.md b/windows/security/threat-protection/TOC.md
index 8306f9f3f8..aff73a57f9 100644
--- a/windows/security/threat-protection/TOC.md
+++ b/windows/security/threat-protection/TOC.md
@@ -2,7 +2,7 @@
 
 ## [Windows Defender Advanced Threat Protection](windows-defender-atp/windows-defender-advanced-threat-protection.md)
 
-### [Overview](overview.md)
+### [Overview](windows-defender-atp/overview.md)
 #### [Attack surface reduction](windows-defender-atp/overview-attack-surface-reduction.md)
 #### [Next generation protection](windows-defender-antivirus/windows-defender-antivirus-in-windows-10.md)
 #### [Endpoint detection and response](windows-defender-atp/overview-endpoint-detection-response.md)
diff --git a/windows/security/threat-protection/overview.md b/windows/security/threat-protection/overview.md
deleted file mode 100644
index 8c7edfa82a..0000000000
--- a/windows/security/threat-protection/overview.md
+++ /dev/null
@@ -1,19 +0,0 @@
----
-title: Overview of Windows Defender ATP 
-description: 
-keywords: 
-search.product: eADQiWindows 10XVcnh
-ms.prod: w10
-ms.mktglfcycl: deploy
-ms.sitesec: library
-ms.pagetype: security
-ms.author: macapara
-author: mjcaparas
-ms.localizationpriority: high
-ms.date: 07/01/2018
----
-
-# Overview of Windows Defender ATP
-
-Understand the concepts behind the capabilities in Windows Defender ATP.
-
diff --git a/windows/security/threat-protection/windows-defender-atp/overview.md b/windows/security/threat-protection/windows-defender-atp/overview.md
new file mode 100644
index 0000000000..16e2f3da4b
--- /dev/null
+++ b/windows/security/threat-protection/windows-defender-atp/overview.md
@@ -0,0 +1,27 @@
+---
+title: Overview of Windows Defender ATP 
+description: 
+keywords: 
+search.product: eADQiWindows 10XVcnh
+ms.prod: w10
+ms.mktglfcycl: deploy
+ms.sitesec: library
+ms.pagetype: security
+ms.author: macapara
+author: mjcaparas
+ms.localizationpriority: high
+ms.date: 07/01/2018
+---
+
+# Overview of Windows Defender ATP
+
+Understand the concepts behind the capabilities in Windows Defender ATP.
+
+## In this section 
+
+Topic | Description 
+:---|:---
+[Attack surface reduction](overview-attack-surface-reduction.md) | Understand the capabilities in attack surface reduction so you can leverage them to protect the perimeter of your organization. 
+[Next generation protection](../windows-defender-antivirus/windows-defender-antivirus-in-windows-10.md) | Learn about the antivirus capabilities in Windows Defender ATP so you can protect desktops, portable computers, and servers.
+[Endpoint detection and response](overview-endpoint-detection-response.md) | 
+