diff --git a/Classes/LinphoneUI/Base.lproj/UIChatBubblePhotoCell.xib b/Classes/LinphoneUI/Base.lproj/UIChatBubblePhotoCell.xib
index e1728d2ee..409ea31d6 100644
--- a/Classes/LinphoneUI/Base.lproj/UIChatBubblePhotoCell.xib
+++ b/Classes/LinphoneUI/Base.lproj/UIChatBubblePhotoCell.xib
@@ -122,8 +122,8 @@
                             <rect key="frame" x="302" y="0.0" width="20" height="20"/>
                             <autoresizingMask key="autoresizingMask" flexibleMinX="YES" flexibleMaxY="YES"/>
                         </activityIndicatorView>
-                        <imageView hidden="YES" userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" misplaced="YES" image="lime_ko.png" id="IST-5o-DCu" userLabel="LIMEKO">
-                            <rect key="frame" x="307" y="6" width="10" height="14"/>
+                        <imageView userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" misplaced="YES" image="chat_unsecure.png" id="IST-5o-DCu" userLabel="LIMEKO">
+                            <rect key="frame" x="308" y="6" width="8" height="12"/>
                             <autoresizingMask key="autoresizingMask" flexibleMinX="YES" flexibleMaxY="YES"/>
                             <accessibility key="accessibilityConfiguration" label="Delivery failed"/>
                         </imageView>
@@ -164,11 +164,11 @@
     <resources>
         <image name="avatar.png" width="259" height="259"/>
         <image name="chat_message_not_delivered.png" width="11" height="10"/>
+        <image name="chat_unsecure.png" width="18" height="27"/>
         <image name="color_A.png" width="2" height="2"/>
         <image name="color_G.png" width="2" height="2"/>
         <image name="color_I.png" width="2" height="2"/>
         <image name="color_M.png" width="2" height="2"/>
-        <image name="lime_ko.png" width="14" height="18"/>
         <image name="linphone_logo.png" width="26" height="22"/>
         <image name="valid_default.png" width="28" height="19"/>
     </resources>
diff --git a/Classes/LinphoneUI/Base.lproj/UIChatBubbleTextCell.xib b/Classes/LinphoneUI/Base.lproj/UIChatBubbleTextCell.xib
index 80ddaa460..4d7e89297 100644
--- a/Classes/LinphoneUI/Base.lproj/UIChatBubbleTextCell.xib
+++ b/Classes/LinphoneUI/Base.lproj/UIChatBubbleTextCell.xib
@@ -79,8 +79,8 @@
                             <textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
                             <dataDetectorType key="dataDetectorTypes" link="YES"/>
                         </textView>
-                        <imageView hidden="YES" userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" misplaced="YES" image="lime_ko.png" id="PqI-MR-8GC" userLabel="LIMEKO">
-                            <rect key="frame" x="307" y="4" width="10" height="14"/>
+                        <imageView hidden="YES" userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" misplaced="YES" image="chat_unsecure.png" id="PqI-MR-8GC" userLabel="LIMEKO">
+                            <rect key="frame" x="308" y="4" width="8" height="12"/>
                             <autoresizingMask key="autoresizingMask" flexibleMinX="YES" flexibleMaxY="YES"/>
                             <accessibility key="accessibilityConfiguration" label="Delivery failed"/>
                         </imageView>
@@ -112,8 +112,8 @@
         <image name="avatar.png" width="259" height="259"/>
         <image name="chat_message_not_delivered.png" width="11" height="10"/>
         <image name="chat_read.png" width="24" height="24"/>
+        <image name="chat_unsecure.png" width="18" height="27"/>
         <image name="color_A.png" width="2" height="2"/>
-        <image name="lime_ko.png" width="14" height="18"/>
     </resources>
     <simulatedMetricsContainer key="defaultSimulatedMetrics">
         <simulatedStatusBarMetrics key="statusBar"/>
diff --git a/Resources/images/chat_secure.png b/Resources/images/chat_secure.png
new file mode 100644
index 000000000..cc4b93786
Binary files /dev/null and b/Resources/images/chat_secure.png differ
diff --git a/Resources/images/chat_unsecure.png b/Resources/images/chat_unsecure.png
new file mode 100644
index 000000000..7c80434d8
Binary files /dev/null and b/Resources/images/chat_unsecure.png differ
diff --git a/linphone-Info.plist b/linphone-Info.plist
index 437f9046b..0ddc1170c 100644
--- a/linphone-Info.plist
+++ b/linphone-Info.plist
@@ -24,7 +24,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.16.2</string>
+	<string>3.16.3</string>
 	<key>CFBundleURLTypes</key>
 	<array>
 		<dict>
@@ -53,7 +53,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>5</string>
+	<string>1</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<true/>
 	<key>ITSEncryptionExportComplianceCode</key>
diff --git a/linphone.xcodeproj/project.pbxproj b/linphone.xcodeproj/project.pbxproj
index 21fed9cc1..c82ad0abf 100755
--- a/linphone.xcodeproj/project.pbxproj
+++ b/linphone.xcodeproj/project.pbxproj
@@ -38,6 +38,7 @@
 		244523AF1E8266CC0037A187 /* chat_delivered.png in Resources */ = {isa = PBXBuildFile; fileRef = 244523AC1E8266CC0037A187 /* chat_delivered.png */; };
 		244523B01E8266CC0037A187 /* chat_error.png in Resources */ = {isa = PBXBuildFile; fileRef = 244523AD1E8266CC0037A187 /* chat_error.png */; };
 		244523B11E8266CC0037A187 /* chat_read.png in Resources */ = {isa = PBXBuildFile; fileRef = 244523AE1E8266CC0037A187 /* chat_read.png */; };
+		244523BE1E8D3A6C0037A187 /* chat_unsecure.png in Resources */ = {isa = PBXBuildFile; fileRef = 244523BC1E8D3A6C0037A187 /* chat_unsecure.png */; };
 		24A3459E1D95797700881A5C /* UIShopTableCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = 24A3459D1D95797700881A5C /* UIShopTableCell.xib */; };
 		24A345A61D95798A00881A5C /* UIShopTableCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 24A345A51D95798A00881A5C /* UIShopTableCell.m */; };
 		288765FD0DF74451002DB57D /* CoreGraphics.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 288765FC0DF74451002DB57D /* CoreGraphics.framework */; };
@@ -933,6 +934,7 @@
 		244523AC1E8266CC0037A187 /* chat_delivered.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = chat_delivered.png; sourceTree = "<group>"; };
 		244523AD1E8266CC0037A187 /* chat_error.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = chat_error.png; sourceTree = "<group>"; };
 		244523AE1E8266CC0037A187 /* chat_read.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = chat_read.png; sourceTree = "<group>"; };
+		244523BC1E8D3A6C0037A187 /* chat_unsecure.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = chat_unsecure.png; sourceTree = "<group>"; };
 		24A3459D1D95797700881A5C /* UIShopTableCell.xib */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.xib; path = UIShopTableCell.xib; sourceTree = "<group>"; };
 		24A345A51D95798A00881A5C /* UIShopTableCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = UIShopTableCell.m; sourceTree = "<group>"; };
 		24A345A71D95799900881A5C /* UIShopTableCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = UIShopTableCell.h; sourceTree = "<group>"; };
@@ -2453,6 +2455,7 @@
 				8C300D991E40E0CC00728EF3 /* lime_ko@2x.png */,
 				8C2595E01DEDDC67007A6424 /* callkit_logo.png */,
 				633FEBE21D3CD5570014B822 /* add_field_default.png */,
+				244523BC1E8D3A6C0037A187 /* chat_unsecure.png */,
 				633FEBE31D3CD5570014B822 /* add_field_default@2x.png */,
 				633FEBE41D3CD5570014B822 /* add_field_over.png */,
 				633FEBE51D3CD5570014B822 /* add_field_over@2x.png */,
@@ -3543,6 +3546,7 @@
 				633FEDD61D3CD5590014B822 /* call_start_body_default.png in Resources */,
 				633FEEEC1D3CD55A0014B822 /* numpad_hash_default@2x.png in Resources */,
 				633FEE831D3CD5590014B822 /* led_disconnected@2x.png in Resources */,
+				244523BE1E8D3A6C0037A187 /* chat_unsecure.png in Resources */,
 				633FEE031D3CD5590014B822 /* cancel_edit_default@2x.png in Resources */,
 				633FEDE01D3CD5590014B822 /* call_start_body_over~ipad.png in Resources */,
 				D34F6F9E1594D3FB0095705B /* InAppSettings.bundle in Resources */,
diff --git a/submodules/linphone b/submodules/linphone
index 09f4e2324..0ea7e7cf0 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit 09f4e2324e31d4577251499150ad11cf4a6bd55d
+Subproject commit 0ea7e7cf0eb3b1ac9e1462a1126f8b1543f02ea3