diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index a13451fc2ce00..7f1763d2dec1f 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -907,6 +907,8 @@
     <dimen name="screen_pinning_nav_highlight_size">56dp</dimen>
     <!-- Screen pinning inner nav bar outer circle size -->
     <dimen name="screen_pinning_nav_highlight_outer_size">84dp</dimen>
+    <!-- Screen pinning description bullet gap width -->
+    <dimen name="screen_pinning_description_bullet_gap_width">6sp</dimen>
 
     <!-- Padding to be used on the bottom of the fingerprint icon on Keyguard so it better aligns
          with the other icons. -->
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index f7f1ef6f37466..21a2435c04487 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -1522,7 +1522,7 @@
     <string name="accessibility_output_chooser">Switch output device</string>
 
     <!-- Screen pinning dialog title. -->
-    <string name="screen_pinning_title">Screen is pinned</string>
+    <string name="screen_pinning_title">App is pinned</string>
     <!-- Screen pinning dialog description. -->
     <string name="screen_pinning_description">This keeps it in view until you unpin. Touch &amp; hold Back and Overview to unpin.</string>
     <string name="screen_pinning_description_recents_invisible">This keeps it in view until you unpin. Touch &amp; hold Back and Home to unpin.</string>
@@ -1530,20 +1530,24 @@
     <!-- Screen pinning dialog description. -->
     <string name="screen_pinning_description_accessible">This keeps it in view until you unpin. Touch &amp; hold Overview to unpin.</string>
     <string name="screen_pinning_description_recents_invisible_accessible">This keeps it in view until you unpin. Touch &amp; hold Home to unpin.</string>
+    <!-- Screen pinning security warning: personal data, email, contacts may be exposed while screen is pinned. [CHAR LIMIT=NONE] -->
+    <string name="screen_pinning_exposes_personal_data">Personal data may be accessible (such as contacts and email content).</string>
+    <!-- Screen pinning security warning: a pinned app can still launch other apps. [CHAR LIMIT=NONE] -->
+    <string name="screen_pinning_can_open_other_apps">Pinned app may open other apps.</string>
     <!-- Notify use that they are in Lock-to-app -->
-    <string name="screen_pinning_toast">To unpin this screen, touch &amp; hold Back and Overview
+    <string name="screen_pinning_toast">To unpin this app, touch &amp; hold Back and Overview
         buttons</string>
-    <string name="screen_pinning_toast_recents_invisible">To unpin this screen, touch &amp; hold Back
+    <string name="screen_pinning_toast_recents_invisible">To unpin this app, touch &amp; hold Back
         and Home buttons</string>
     <!-- Notify (in toast) user how to unpin screen in gesture navigation mode [CHAR LIMIT=NONE] -->
-    <string name="screen_pinning_toast_gesture_nav">To unpin this screen, swipe up &amp; hold</string>
+    <string name="screen_pinning_toast_gesture_nav">To unpin this app, swipe up &amp; hold</string>
     <!-- Screen pinning positive response. -->
     <string name="screen_pinning_positive">Got it</string>
     <!-- Screen pinning negative response. -->
     <string name="screen_pinning_negative">No thanks</string>
     <!-- Enter/Exiting screen pinning indication. -->
-    <string name="screen_pinning_start">Screen pinned</string>
-    <string name="screen_pinning_exit">Screen unpinned</string>
+    <string name="screen_pinning_start">App pinned</string>
+    <string name="screen_pinning_exit">App unpinned</string>
 
 
     <!-- Hide quick settings tile confirmation title -->
diff --git a/packages/SystemUI/src/com/android/systemui/recents/ScreenPinningRequest.java b/packages/SystemUI/src/com/android/systemui/recents/ScreenPinningRequest.java
index fe84d81836e88..387490311644b 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/ScreenPinningRequest.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/ScreenPinningRequest.java
@@ -31,6 +31,8 @@ import android.graphics.PixelFormat;
 import android.graphics.drawable.ColorDrawable;
 import android.os.Binder;
 import android.os.RemoteException;
+import android.text.SpannableStringBuilder;
+import android.text.style.BulletSpan;
 import android.util.DisplayMetrics;
 import android.view.Gravity;
 import android.view.View;
@@ -293,8 +295,20 @@ public class ScreenPinningRequest implements View.OnClickListener,
                         .setImageDrawable(navigationBarView.getHomeDrawable());
             }
 
-            ((TextView) mLayout.findViewById(R.id.screen_pinning_description))
-                    .setText(descriptionStringResId);
+            // Create a bulleted list of the default description plus the two security notes.
+            int gapWidth = getResources().getDimensionPixelSize(
+                    R.dimen.screen_pinning_description_bullet_gap_width);
+            SpannableStringBuilder description = new SpannableStringBuilder();
+            description.append(getContext().getText(descriptionStringResId),
+                    new BulletSpan(gapWidth), /* flags */ 0);
+            description.append(System.lineSeparator());
+            description.append(getContext().getText(R.string.screen_pinning_exposes_personal_data),
+                    new BulletSpan(gapWidth), /* flags */ 0);
+            description.append(System.lineSeparator());
+            description.append(getContext().getText(R.string.screen_pinning_can_open_other_apps),
+                    new BulletSpan(gapWidth), /* flags */ 0);
+            ((TextView) mLayout.findViewById(R.id.screen_pinning_description)).setText(description);
+
             final int backBgVisibility = touchExplorationEnabled ? View.INVISIBLE : View.VISIBLE;
             mLayout.findViewById(R.id.screen_pinning_back_bg).setVisibility(backBgVisibility);
             mLayout.findViewById(R.id.screen_pinning_back_bg_light).setVisibility(backBgVisibility);