diff --git a/common/BUILD.gn b/common/BUILD.gn
index 74c7be178dcabbd7709fa155f4184b3ed93f48a7..0a542d85f3655e7275b75e5c23076119235cf3f8 100644
--- a/common/BUILD.gn
+++ b/common/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -56,6 +56,10 @@ ohos_shared_library("distributed_screen_utils") {
     "LOG_DOMAIN=0xD004140",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/interfaces/innerkits/native_cpp/screen_sink/BUILD.gn b/interfaces/innerkits/native_cpp/screen_sink/BUILD.gn
index ac3d345469c0adbb2db23afbaa964a6f2cfea34a..5c24a5a89f8c062e07fb1836ef5d22c5d71965ca 100644
--- a/interfaces/innerkits/native_cpp/screen_sink/BUILD.gn
+++ b/interfaces/innerkits/native_cpp/screen_sink/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -56,6 +56,10 @@ ohos_shared_library("distributed_screen_sink_sdk") {
     "samgr:samgr_proxy",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/interfaces/innerkits/native_cpp/screen_source/BUILD.gn b/interfaces/innerkits/native_cpp/screen_source/BUILD.gn
index 11cb59bacf277ff2097ddf5fd7dd9b5c3c019ecf..1f483313ef4a11becfe18148c44edf670d0a7d08 100644
--- a/interfaces/innerkits/native_cpp/screen_source/BUILD.gn
+++ b/interfaces/innerkits/native_cpp/screen_source/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -57,6 +57,10 @@ ohos_shared_library("distributed_screen_source_sdk") {
     "samgr:samgr_proxy",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/screenhandler/BUILD.gn b/screenhandler/BUILD.gn
index cd69bbf69390c8e6854f8a02ef022baa31057fb9..b05245dd6f6d1c2f27fb1aae620212d031f98225 100644
--- a/screenhandler/BUILD.gn
+++ b/screenhandler/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -55,6 +55,10 @@ ohos_shared_library("distributed_screen_handler") {
     "window_manager:libdm",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/services/screenclient/BUILD.gn b/services/screenclient/BUILD.gn
index f24202fa69f05f0cbbfa4be6f9ef23e9332fb206..095fe7c0c1ea0522bf39bf44b57d3d135b9d2247 100644
--- a/services/screenclient/BUILD.gn
+++ b/services/screenclient/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -63,6 +63,10 @@ ohos_shared_library("distributed_screen_client") {
     "window_manager:libwm",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   part_name = "distributed_screen"
   subsystem_name = "distributedhardware"
 }
diff --git a/services/screenservice/sinkservice/BUILD.gn b/services/screenservice/sinkservice/BUILD.gn
index 350eeae32d5f1dd033a9fc04fd8f28deb04dbb2b..aff95a13b0b1eaf1bf181bdb4cd5fcc1310898e4 100644
--- a/services/screenservice/sinkservice/BUILD.gn
+++ b/services/screenservice/sinkservice/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -98,6 +98,10 @@ ohos_shared_library("distributed_screen_sink") {
     "window_manager:libdm",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/services/screenservice/sourceservice/BUILD.gn b/services/screenservice/sourceservice/BUILD.gn
index 4d005653579d71059f7643e7aafdddec6eb60f07..64b399f1d9a25aaaaa67680d477f2d96870727ad 100644
--- a/services/screenservice/sourceservice/BUILD.gn
+++ b/services/screenservice/sourceservice/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -108,6 +108,10 @@ ohos_shared_library("distributed_screen_source") {
     "window_manager:libdm",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/services/screentransport/screensinktrans/BUILD.gn b/services/screentransport/screensinktrans/BUILD.gn
index b3ad507cca220567d220792c3eb54530bde41502..309a76e7f236aaf9dce4b32fcf2a9e77aeb7af0f 100644
--- a/services/screentransport/screensinktrans/BUILD.gn
+++ b/services/screentransport/screensinktrans/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -81,6 +81,10 @@ ohos_shared_library("distributed_screen_sinktrans") {
     "media_foundation:media_foundation",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"
diff --git a/services/screentransport/screensourcetrans/BUILD.gn b/services/screentransport/screensourcetrans/BUILD.gn
index 0e211a6b956e5f16a8fd1426f4da932b693d8ca8..62a3438d5a6840aaa01788c99ca44d9a6a8e0f00 100644
--- a/services/screentransport/screensourcetrans/BUILD.gn
+++ b/services/screentransport/screensourcetrans/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2022-2024 Huawei Device Co., Ltd.
+# Copyright (c) 2022-2025 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -83,6 +83,10 @@ ohos_shared_library("distributed_screen_sourcetrans") {
     "media_foundation:media_foundation",
   ]
 
+  cflags = [ "-fstack-protector-strong" ]
+
+  cflags_cc = cflags
+
   subsystem_name = "distributedhardware"
 
   part_name = "distributed_screen"