diff --git a/doomsday/cmake/Macros.cmake b/doomsday/cmake/Macros.cmake
index 8c9e3f8f8c..645fc80c18 100644
--- a/doomsday/cmake/Macros.cmake
+++ b/doomsday/cmake/Macros.cmake
@@ -443,6 +443,10 @@ macro (deng_codesign target)
                 \"\${CMAKE_INSTALL_PREFIX}/${_outName}.app\"
             )")
     endif ()
+    if (WIN32 AND DENG_SIGNTOOL_CERT)
+        get_property (_outName TARGET ${target} PROPERTY OUTPUT_NAME)
+        deng_signtool (${CMAKE_INSTALL_PREFIX}/bin/${_outName}.exe)
+    endif ()
 endmacro ()
 
 # Defines a new GUI application target that includes all the required Doomsday
diff --git a/doomsday/cmake/PlatformMacx.cmake b/doomsday/cmake/PlatformMacx.cmake
index ceb9bf4812..3440e5fed4 100644
--- a/doomsday/cmake/PlatformMacx.cmake
+++ b/doomsday/cmake/PlatformMacx.cmake
@@ -7,6 +7,7 @@ set (DENG_AMETHYST_PLATFORM MACOSX)
 set (DENG_INSTALL_DOC_DIR "Doomsday.app/Contents/Resources/doc")
 set (DENG_INSTALL_MAN_DIR ${DENG_INSTALL_DOC_DIR})
 
+# Code signing.
 set (DENG_CODESIGN_APP_CERT "" CACHE STRING "ID of the certificate for signing applications.")
 find_program (CODESIGN_COMMAND codesign)
 mark_as_advanced (CODESIGN_COMMAND)
diff --git a/doomsday/cmake/PlatformWindows.cmake b/doomsday/cmake/PlatformWindows.cmake
index 839df4c7b7..f72ebd81bc 100644
--- a/doomsday/cmake/PlatformWindows.cmake
+++ b/doomsday/cmake/PlatformWindows.cmake
@@ -14,6 +14,24 @@ add_definitions (
     -D_USE_MATH_DEFINES
 )
 
+# Code signing.
+set (DENG_SIGNTOOL_CERT "" CACHE FILEPATH "Path of the certificate for signing files.")
+set (DENG_SIGNTOOL_PASSPHRASE "" CACHE STRING "Signing certificate passphrase.")
+find_program (SIGNTOOL_COMMAND signtool)
+mark_as_advanced (SIGNTOOL_COMMAND)
+
+function (deng_signtool path)
+    install (CODE "
+        message (STATUS "\Signing ${path}...\")
+        execute_process (COMMAND ${SIGNTOOL_COMMAND}
+            /f ${DENG_SIGNTOOL_CERT}
+            /p ${DENG_SIGNTOOL_PASSPHRASE}
+            /t http://timestamp.verisign.com/scripts/timstamp.dll
+            \"${path}\"
+        )"
+    )
+endfunction ()
+
 if (MSVC)
     add_definitions (
         -DMSVC