diff --git a/FreeRTOS-Plus/Demo/corePKCS11_MQTT_Mutual_Auth_Windows_Simulator/core_pkcs11_config.h b/FreeRTOS-Plus/Demo/corePKCS11_MQTT_Mutual_Auth_Windows_Simulator/core_pkcs11_config.h
index 5d2a7b122a..6e8f79f7aa 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_MQTT_Mutual_Auth_Windows_Simulator/core_pkcs11_config.h
+++ b/FreeRTOS-Plus/Demo/corePKCS11_MQTT_Mutual_Auth_Windows_Simulator/core_pkcs11_config.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS V1.4.8
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,11 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
 
-
 /**
  * @file core_pkcs11_config.h
  * @brief PCKS#11 config options.
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj
index 5dc9ce7069..9095323cca 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj
@@ -58,7 +58,7 @@
     </Midl>
     <ClCompile>
       <Optimization>Disabled</Optimization>
-      <AdditionalIncludeDirectories>..\..\..\FreeRTOS-Plus\Source\Utilities\logging;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\include;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\portable\mbedtls\include;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\dependency\3rdparty\pkcs11;..\..\ThirdParty\mbedtls\include;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\dependency\3rdparty\mbedtls_utils;..\..\..\FreeRTOS\Source\include;..\..\..\FreeRTOS\Source\portable\MSVC-MingW;examples;.;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>..\..\..\FreeRTOS-Plus\Source\Utilities\logging;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\include;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\dependency\3rdparty\pkcs11;..\..\ThirdParty\mbedtls\include;..\..\..\FreeRTOS-Plus\Source\corePKCS11\source\dependency\3rdparty\mbedtls_utils;..\..\..\FreeRTOS\Source\include;..\..\..\FreeRTOS\Source\portable\MSVC-MingW;examples;.;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;_WIN32_WINNT=0x0500;WINVER=0x400;_CRT_SECURE_NO_WARNINGS;MBEDTLS_CONFIG_FILE="aws_mbedtls_config.h";CONFIG_MEDTLS_USE_AFR_MEMORY;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>false</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
@@ -358,7 +358,7 @@
     <ClInclude Include="..\..\Source\corePKCS11\source\include\core_pkcs11.h" />
     <ClInclude Include="..\..\Source\corePKCS11\source\include\core_pkcs11_pal.h" />
     <ClInclude Include="..\..\Source\corePKCS11\source\include\core_pki_utils.h" />
-    <ClInclude Include="..\..\Source\corePKCS11\source\portable\mbedtls\threading_alt.h" />
+    <ClInclude Include="threading_alt.h" />
     <ClInclude Include="aws_mbedtls_config.h" />
     <ClInclude Include="examples\demo_helpers.h" />
     <ClInclude Include="examples\pkcs11_demos.h" />
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj.filters b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj.filters
index fa2c37177c..979a110fe6 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj.filters
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/WIN32.vcxproj.filters
@@ -412,8 +412,8 @@
     <ClInclude Include="..\..\Source\corePKCS11\source\include\core_pki_utils.h">
       <Filter>corePKCS11\include</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\Source\corePKCS11\source\portable\mbedtls\threading_alt.h">
-      <Filter>corePKCS11\include</Filter>
+    <ClInclude Include="threading_alt.h">
+      <Filter>examples</Filter>
     </ClInclude>
     <ClInclude Include="..\..\ThirdParty\mbedtls\include\mbedtls\aes.h">
       <Filter>3rdparty\mbedtls\include</Filter>
@@ -707,4 +707,4 @@
       <Filter>3rdparty\mbedtls</Filter>
     </ClInclude>
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/core_pkcs11_config.h b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/core_pkcs11_config.h
index bd27b61f3d..cea12ed7b0 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/core_pkcs11_config.h
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/core_pkcs11_config.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS V1.4.8
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,8 +19,9 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
 
 /**
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.c b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.c
index 21937f12ca..1d8d3259a0 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.c
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,8 +19,9 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
 
 /* FreeRTOS includes. */
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.h b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.h
index 7c758325a6..232f30fdd5 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.h
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/demo_helpers.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,9 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
+
 #ifndef _DEMO_HELPER_FUNCTIONS_
 #define _DEMO_HELPER_FUNCTIONS_
 
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/management_and_rng.c b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/management_and_rng.c
index 740f8e74e0..3397d1eb2a 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/management_and_rng.c
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/management_and_rng.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,9 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
+
 /* FreeRTOS includes. */
 #include "FreeRTOS.h"
 #include "task.h"
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/mechanisms_and_digests.c b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/mechanisms_and_digests.c
index c56fa2cb14..1dd7bc0770 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/mechanisms_and_digests.c
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/mechanisms_and_digests.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,9 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
+
 /* FreeRTOS includes. */
 #include "FreeRTOS.h"
 #include "task.h"
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/objects.c b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/objects.c
index 0de32dd85b..8a88cfac6e 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/objects.c
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/objects.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,9 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
+
 /* FreeRTOS includes. */
 #include "FreeRTOS.h"
 #include "task.h"
@@ -185,17 +187,17 @@ static void prvObjectImporting( void )
     /* Specify certificate subject. */
     xCertificateTemplate.xSubject.type = CKA_SUBJECT;
     xCertificateTemplate.xSubject.pValue = xSubject;
-    xCertificateTemplate.xSubject.ulValueLen = strlen( ( const char * ) xSubject );
+    xCertificateTemplate.xSubject.ulValueLen = sizeof( xSubject ) - 1UL;
 
     /* Point to contents of certificate. */
     xCertificateTemplate.xValue.type = CKA_VALUE;
     xCertificateTemplate.xValue.pValue = ( CK_VOID_PTR ) pkcs11demo_RSA_CERTIFICATE;
-    xCertificateTemplate.xValue.ulValueLen = ( CK_ULONG ) sizeof( pkcs11demo_RSA_CERTIFICATE );
+    xCertificateTemplate.xValue.ulValueLen = ( CK_ULONG ) sizeof( pkcs11demo_RSA_CERTIFICATE ) - 1UL;
     
     /* Specify certificate label. */
     xCertificateTemplate.xLabel.type = CKA_LABEL;
     xCertificateTemplate.xLabel.pValue = ( CK_VOID_PTR ) pucLabel;
-    xCertificateTemplate.xLabel.ulValueLen = strlen( ( const char * ) pucLabel );
+    xCertificateTemplate.xLabel.ulValueLen = sizeof( pucLabel ) - 1UL;
     
     /* Specify certificate type as x509. */
     xCertificateTemplate.xCertificateType.type = CKA_CERTIFICATE_TYPE;
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/pkcs11_demos.h b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/pkcs11_demos.h
index 935aee40f9..8bfa52d7f2 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/pkcs11_demos.h
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/pkcs11_demos.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,9 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
+
 #ifndef _PKCS11_DEMOS_h_
 #define _PKCS11_DEMOS_h_
 
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/sign_and_verify.c b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/sign_and_verify.c
index 65c99a84b8..1d3db5f5a2 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/sign_and_verify.c
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/examples/sign_and_verify.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,9 +19,11 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
+
 /* FreeRTOS includes. */
 #include "FreeRTOS.h"
 #include "task.h"
@@ -151,6 +153,7 @@ void vPKCS11SignVerifyDemo( void )
      */
     xResult = xFindObjectWithLabelAndClass( hSession, 
             pkcs11configLABEL_DEVICE_PRIVATE_KEY_FOR_TLS, 
+            sizeof( pkcs11configLABEL_DEVICE_PRIVATE_KEY_FOR_TLS ) - 1UL, 
             CKO_PRIVATE_KEY,
             &xPrivateKeyHandle );
     configASSERT( xResult == CKR_OK );
@@ -160,6 +163,7 @@ void vPKCS11SignVerifyDemo( void )
      * demo. */
     xResult = xFindObjectWithLabelAndClass( hSession, 
             pkcs11configLABEL_DEVICE_PUBLIC_KEY_FOR_TLS, 
+            sizeof( pkcs11configLABEL_DEVICE_PUBLIC_KEY_FOR_TLS ) - 1UL, 
             CKO_PRIVATE_KEY,
             &xPublicKeyHandle );
     configASSERT( xResult == CKR_OK );
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/pkcs11_demo_config.h b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/pkcs11_demo_config.h
index 7da59c9e3d..2d306db687 100644
--- a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/pkcs11_demo_config.h
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/pkcs11_demo_config.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS PKCS #11 V1.0.3
+ * FreeRTOS V202011.00
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -19,8 +19,9 @@
  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
- * http://aws.amazon.com/freertos
- * http://www.FreeRTOS.org
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
  */
 
 #ifndef _PKCS11_DEMO_CONFIG_
diff --git a/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/threading_alt.h b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/threading_alt.h
new file mode 100644
index 0000000000..3292e328fb
--- /dev/null
+++ b/FreeRTOS-Plus/Demo/corePKCS11_Windows_Simulator/threading_alt.h
@@ -0,0 +1,50 @@
+/*
+ * FreeRTOS V202011.00
+ * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
+ */
+
+#ifndef __THREADING_ALT_H__
+#define __THREADING_ALT_H__
+
+
+#include "FreeRTOS.h"
+#include "semphr.h"
+
+/**
+ * @brief Mutex struct used to synchronize mbed TLS operations.
+ *
+ */
+typedef struct
+{
+    SemaphoreHandle_t mutex; /**< @brief FreeRTOS semaphore. */
+    char is_valid;           /**< @brief Flag used by mbedTLS to track wether a mutex is valid. */
+} mbedtls_threading_mutex_t;
+
+extern void mbedtls_threading_set_alt( void ( * mutex_init )( mbedtls_threading_mutex_t * ),
+                                       void ( * mutex_free )( mbedtls_threading_mutex_t * ),
+                                       int ( * mutex_lock )( mbedtls_threading_mutex_t * ),
+                                       int ( * mutex_unlock )( mbedtls_threading_mutex_t * ) );
+
+
+#endif /* ifndef __THREADING_ALT_H__ */
diff --git a/FreeRTOS-Plus/Source/Application-Protocols/network_transport/freertos_plus_tcp/using_mbedtls_pkcs11/using_mbedtls_pkcs11.c b/FreeRTOS-Plus/Source/Application-Protocols/network_transport/freertos_plus_tcp/using_mbedtls_pkcs11/using_mbedtls_pkcs11.c
index 410011e20e..49a61d0a69 100644
--- a/FreeRTOS-Plus/Source/Application-Protocols/network_transport/freertos_plus_tcp/using_mbedtls_pkcs11/using_mbedtls_pkcs11.c
+++ b/FreeRTOS-Plus/Source/Application-Protocols/network_transport/freertos_plus_tcp/using_mbedtls_pkcs11/using_mbedtls_pkcs11.c
@@ -517,6 +517,7 @@ static CK_RV readCertificateIntoContext( SSLContext_t * pSslContext,
     /* Get the handle of the certificate. */
     xResult = xFindObjectWithLabelAndClass( pSslContext->xP11Session,
                                             pcLabelName,
+                                            strlen( pcLabelName ),
                                             xClass,
                                             &xCertObj );
 
@@ -630,6 +631,7 @@ static CK_RV initializeClientKeys( SSLContext_t * pxCtx )
         /* Get the handle of the device private key. */
         xResult = xFindObjectWithLabelAndClass( pxCtx->xP11Session,
                                                 pkcs11configLABEL_DEVICE_PRIVATE_KEY_FOR_TLS,
+                                                sizeof( pkcs11configLABEL_DEVICE_PRIVATE_KEY_FOR_TLS ) - 1UL,
                                                 CKO_PRIVATE_KEY,
                                                 &pxCtx->xP11PrivateKey );
     }
diff --git a/FreeRTOS-Plus/Source/corePKCS11 b/FreeRTOS-Plus/Source/corePKCS11
index 40bef76639..d35a8f041f 160000
--- a/FreeRTOS-Plus/Source/corePKCS11
+++ b/FreeRTOS-Plus/Source/corePKCS11
@@ -1 +1 @@
-Subproject commit 40bef76639fc5e85a7ec188a31a45cf72d5fb6a0
+Subproject commit d35a8f041fa335a1661ad0a523c44f4c967fa492