diff --git a/windows/security/book/operating-system-security.md b/windows/security/book/operating-system-security.md
index 5b46eb3af1..8bbf491ec6 100644
--- a/windows/security/book/operating-system-security.md
+++ b/windows/security/book/operating-system-security.md
@@ -7,5 +7,7 @@ ms.date: 04/09/2024
 
 # Operating System security
 
+:::image type="content" source="images\operating-system.png" alt-text="Diagram of containng a list of security features." lightbox="images\operating-system.png" border="false":::
+
 > [!div class="nextstepaction"]
 > [Next: Application security >](application-security.md)
\ No newline at end of file
diff --git a/windows/security/book/security-foundations.md b/windows/security/book/security-foundations.md
index e653627097..a6bf243bc5 100644
--- a/windows/security/book/security-foundations.md
+++ b/windows/security/book/security-foundations.md
@@ -7,5 +7,7 @@ ms.date: 04/09/2024
 
 # Security foundations
 
+:::image type="content" source="images\security-foundations.png" alt-text="Diagram of containng a list of security features." lightbox="images\security-foundations.png" border="false":::
+
 > [!div class="nextstepaction"]
 > [Next: Conclusion >](conclusion.md)
\ No newline at end of file