diff --git a/frameworks/js/backup_ext/BUILD.gn b/frameworks/js/backup_ext/BUILD.gn
index 313ae8e6ce9e926c3b904674283eac191cc363d1..297159bc1e050e09615549848cdc63e8edfebdc5 100644
--- a/frameworks/js/backup_ext/BUILD.gn
+++ b/frameworks/js/backup_ext/BUILD.gn
@@ -14,6 +14,16 @@
 import("//build/ohos.gni")
 
 ohos_static_library("backupextensionability_napi_fwk") {
+  branch_protector_ret = true
+  sanitize = {
+    integer_overflow = true
+    ubsan = true
+    boundary_sanitize = true
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+  
   sources = [ "ext_backup_impl.cpp" ]
 
   external_deps = [ "napi:ace_napi" ]
diff --git a/tests/utils/BUILD.gn b/tests/utils/BUILD.gn
index aea2ba640768addf81ec0f4317f065bf92a287f1..bab4af694ddddc0f98d999d51f8199b8d09ae3b3 100644
--- a/tests/utils/BUILD.gn
+++ b/tests/utils/BUILD.gn
@@ -19,6 +19,16 @@ config("test_util_public_config") {
 }
 
 ohos_static_library("backup_test_utils") {
+  branch_protector_ret = true
+  sanitize = {
+    integer_overflow = true
+    ubsan = true
+    boundary_sanitize = true
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   testonly = true
 
   sources = [ "src/test_manager.cpp" ]
diff --git a/tools/backup_tool/BUILD.gn b/tools/backup_tool/BUILD.gn
index 9ec3a7acae16bc5386528570bba48dc59e23605d..fbe6de359d1f34d9084acc52ade46aa4e2c328b4 100644
--- a/tools/backup_tool/BUILD.gn
+++ b/tools/backup_tool/BUILD.gn
@@ -15,6 +15,16 @@ import("//build/ohos.gni")
 import("//foundation/filemanagement/app_file_service/backup.gni")
 
 ohos_executable("backup_tool") {
+  branch_protector_ret = true
+  sanitize = {
+    integer_overflow = true
+    ubsan = true
+    boundary_sanitize = true
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   sources = [
     "src/main.cpp",
     "src/tools_op.cpp",
diff --git a/utils/BUILD.gn b/utils/BUILD.gn
index 3a8524ca6945917635ebf77011b54a7117eb7551..eae5075ffa2cf51063c5c0063bdd3cb87f3ef519 100644
--- a/utils/BUILD.gn
+++ b/utils/BUILD.gn
@@ -41,6 +41,16 @@ ohos_rust_static_ffi("backup_cxx_rust") {
 }
 
 ohos_static_library("backup_cxx_cppdeps") {
+  branch_protector_ret = true
+  sanitize = {
+    integer_overflow = true
+    ubsan = true
+    boundary_sanitize = true
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   part_name = "app_file_service"
   subsystem_name = "filemanagement"
   defines = [ "RUST_CXX_NO_EXCEPTIONS" ]