diff --git a/src/include/utility.cpp b/src/include/utility.cpp
index 6ba13ab89..60274bde7 100755
--- a/src/include/utility.cpp
+++ b/src/include/utility.cpp
@@ -278,14 +278,17 @@ bool input_filename(TFilename& file)
   return good;
 }
 
-void sirio_codesigning(const TFilename& filename)
+BOOLEAN sirio_codesigning(const TFilename& filename, bool verify)
 {
+  const char * const default_sign   = R"("C:\Program Files (x86)\Windows Kits\10\bin\10.0.16299.0\x64\signtool.exe" sign /a /s MY /n "Sirio Informatica e Sistemi SPA" /t http://timestamp.verisign.com/scripts/timstamp.dll /v)";
+  const char * const default_verify = R"("C:\Program Files (x86)\Windows Kits\10\bin\10.0.16299.0\x64\signtool.exe" verify /a /pa /v)";
   TConfig installini("install.ini", "Main");
-  TString command = installini.get("SirioSignCommand", nullptr, -1, "");
+  TString command = installini.get(!verify ? "SirioSignCommand" : "SirioSignVerifyCommand", nullptr, -1, "");
   if (command.empty())
-    command << R"("C:\Program Files (x86)\Windows Kits\10\bin\10.0.16299.0\x64\signtool.exe" sign /a /s MY /n "Sirio Informatica e Sistemi SPA" /t http://timestamp.verisign.com/scripts/timstamp.dll /v)";
+    command << !verify ? default_sign : default_verify;
   command << " \"" << filename.path() << static_cast<const char*>((const TFilename&)filename) << "\"";
-  xvt_sys_execute(command, TRUE, FALSE);
+  const int exit = xvt_sys_execute(command, TRUE, FALSE);
+  return exit == 0 || exit == 2;  // Execution was successful [0] OR Execution has completed with warnings [2]
 }
 
 // Certified 99%
diff --git a/src/include/utility.h b/src/include/utility.h
index 88c145eb9..147339db7 100755
--- a/src/include/utility.h
+++ b/src/include/utility.h
@@ -20,8 +20,9 @@
 #define SAFE_DELETE(p) { delete p; p = NULL; }
 #define DEBUG_ENABLED is_debug_station()
 
-void sirio_codesigning(const TFilename& filename);
-#define SIRIOSIGN(filename) sirio_codesigning((const TFilename&)((filename)))
+BOOLEAN sirio_codesigning(const TFilename& filename, bool verify = false);
+#define SIRIOSIGN(filename) sirio_codesigning((const TFilename&)((filename)), false)
+#define SIRIOSIGN_VERIFY(filename) sirio_codesigning((const TFilename&)((filename)), true)
 
 
 class TPerformance_profiler : public TObject