diff --git a/Code/Tools/CrashHandler/Tools/Uploader/ToolsCrashUploader.cpp b/Code/Tools/CrashHandler/Tools/Uploader/ToolsCrashUploader.cpp
index b33aa183f3..3247e8d2bf 100644
--- a/Code/Tools/CrashHandler/Tools/Uploader/ToolsCrashUploader.cpp
+++ b/Code/Tools/CrashHandler/Tools/Uploader/ToolsCrashUploader.cpp
@@ -72,10 +72,15 @@ namespace O3de
             return true;
         }
 #if !AZ_TRAIT_OS_PLATFORM_APPLE
-        AZ_PUSH_DISABLE_WARNING(4996, "-Wunknown-warning-option")
+    #if AZ_TRAIT_USE_SECURE_CRT_FUNCTIONS
+        char noConfirmation[64]{};
+        size_t variableSize = 0;
+        auto err = getenv_s(&variableSize, noConfirmation, AZ_ARRAY_SIZE(noConfirmation), "LY_NO_CONFIRM");
+        if (variableSize == 0)
+    #else
         const char* noConfirmation = getenv("LY_NO_CONFIRM");
-        AZ_POP_DISABLE_WARNING
         if (noConfirmation == nullptr)
+    #endif
         {
             int argCount = 0;
 
diff --git a/Gems/AWSGameLift/Code/AWSGameLiftServer/Source/GameLiftServerSDKWrapper.cpp b/Gems/AWSGameLift/Code/AWSGameLiftServer/Source/GameLiftServerSDKWrapper.cpp
index ae4fe7b0f4..7e216f33be 100644
--- a/Gems/AWSGameLift/Code/AWSGameLiftServer/Source/GameLiftServerSDKWrapper.cpp
+++ b/Gems/AWSGameLift/Code/AWSGameLiftServer/Source/GameLiftServerSDKWrapper.cpp
@@ -54,7 +54,13 @@ namespace AWSGameLift
         }
 
         char buffer[50];
-        strftime(buffer, sizeof(buffer), "%FT%TZ", gmtime(&terminationTime));
+        tm time;
+#if AZ_TRAIT_USE_SECURE_CRT_FUNCTIONS
+        gmtime_s(&time, &terminationTime);
+#else
+        time = *gmtime(&terminationTime);
+#endif
+        strftime(buffer, sizeof(buffer), "%FT%TZ", &time);
 
         return AZStd::string(buffer);
     }
diff --git a/Gems/CrashReporting/Code/Platform/Windows/GameCrashUploader_windows.cpp b/Gems/CrashReporting/Code/Platform/Windows/GameCrashUploader_windows.cpp
index d8def1885e..c4ddb50c53 100644
--- a/Gems/CrashReporting/Code/Platform/Windows/GameCrashUploader_windows.cpp
+++ b/Gems/CrashReporting/Code/Platform/Windows/GameCrashUploader_windows.cpp
@@ -7,14 +7,11 @@
  */
 
 #include <AzCore/PlatformIncl.h>
+#include <AzCore/std/string/conversions.h>
 
 #include <CrashReporting/GameCrashUploader.h>
 #include <CrashSupport.h>
 
-#include <stdlib.h>
-#include <locale>
-#include <codecvt>
-
 namespace O3de
 {
 
@@ -22,21 +19,26 @@ namespace O3de
     {
         if (!m_noConfirmation)
         {
+#if AZ_TRAIT_USE_SECURE_CRT_FUNCTIONS
+            char noConfirmation[64]{};
+            size_t variableSize = 0;
+            getenv_s(&variableSize, noConfirmation, AZ_ARRAY_SIZE(noConfirmation), "LY_NO_CONFIRM");
+            if (variableSize == 0)
+#else
             const char* noConfirmation = getenv("LY_NO_CONFIRM");
             if (noConfirmation == nullptr)
+#endif
+            
             {
-
-                std::wstring sendDialogMessage;
-
-                std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> converter;
-                sendDialogMessage = converter.from_bytes(m_executableName);
+                AZStd::wstring sendDialogMessage;
+                AZStd::to_wstring(sendDialogMessage, m_executableName.c_str());
 
                 sendDialogMessage += L" has encountered a fatal error.  We're sorry for the inconvenience.\n\nA crash debugging file has been created at:\n";
-                sendDialogMessage += report.file_path.value();
+                sendDialogMessage += report.file_path.value().c_str();
                 sendDialogMessage += L"\n\nIf you are willing to submit this file to Amazon it will help us improve the Lumberyard experience.  We will treat this report as confidential.\n\nWould you like to send the error report?";
 
                 int msgboxID = MessageBoxW(
-                    NULL,
+                    nullptr,
                     sendDialogMessage.data(),
                     L"Send Error Report",
                     (MB_ICONEXCLAMATION | MB_YESNO | MB_SYSTEMMODAL)
diff --git a/Gems/EMotionFX/Code/Tests/AnimGraphStateMachineInterruptionTests.cpp b/Gems/EMotionFX/Code/Tests/AnimGraphStateMachineInterruptionTests.cpp
index 1f700129c0..39fc296d9f 100644
--- a/Gems/EMotionFX/Code/Tests/AnimGraphStateMachineInterruptionTests.cpp
+++ b/Gems/EMotionFX/Code/Tests/AnimGraphStateMachineInterruptionTests.cpp
@@ -165,7 +165,7 @@ namespace EMotionFX
 
                 for (const auto& activeObjects : activeObjectsAtFrame)
                 {
-                    if (activeObjects.m_frameNr == frame)
+                    if (activeObjects.m_frameNr == static_cast<AZ::u32>(frame))
                     {
                         // Check which states and transitions are active and compare it to the expected ones.
                         EXPECT_EQ(activeObjects.m_stateA, compareAgainst.m_stateA)
diff --git a/Gems/ScriptCanvas/Code/Include/ScriptCanvas/Core/NodeFunctionGeneric.h b/Gems/ScriptCanvas/Code/Include/ScriptCanvas/Core/NodeFunctionGeneric.h
index 41a674536b..e9586ac83a 100644
--- a/Gems/ScriptCanvas/Code/Include/ScriptCanvas/Core/NodeFunctionGeneric.h
+++ b/Gems/ScriptCanvas/Code/Include/ScriptCanvas/Core/NodeFunctionGeneric.h
@@ -181,9 +181,12 @@ namespace ScriptCanvas
         : public Node
     {
     public:
+    AZ_PUSH_DISABLE_WARNING(5046, "-Wunknown-warning-option") // 'function' : Symbol involving type with internal linkage not defined
         AZ_RTTI(((NodeFunctionGenericMultiReturn<t_Func, t_Traits, function>), "{DC5B1799-6C5B-4190-8D90-EF0C2D1BCE4E}", t_Func, t_Traits), Node);
         AZ_COMPONENT_INTRUSIVE_DESCRIPTOR_TYPE(NodeFunctionGenericMultiReturn);
         AZ_COMPONENT_BASE(NodeFunctionGenericMultiReturn, Node);
+    AZ_POP_DISABLE_WARNING
+
 
         static const char* GetNodeFunctionName()
         {