diff --git a/README.md b/README.md
index 00bca45..71740cd 100644
--- a/README.md
+++ b/README.md
@@ -946,11 +946,13 @@ param **`pageSize`** (integer) The maximum number of files to return per page.
 
 param **`orderBy`** (string) A comma-separated list of sort keys. 
 
-Note: Valid keys are 'createdTime', 'folder', 'modifiedByMeTime', 'modifiedTime', 'name', 'name_natural', 'quotaBytesUsed', 'recency', 'sharedWithMeTime', 'starred', and 'viewedByMeTime'. 
+Note: Valid keys are `createdTime`, `folder`, `modifiedByMeTime`, `modifiedTime`, `name`, `name_natural`, `quotaBytesUsed`, `recency`, `sharedWithMeTime`, `starred`, and `viewedByMeTime`. 
 
-Each key sorts ascending by default, but may be reversed with the 'desc' modifier. 
+Each key sorts ascending by default, but may be reversed with the `desc` modifier. 
 
-Example usage: ?orderBy=folder,modifiedTime desc,name. 
+Example usage: `folder,modifiedTime%20desc,name` which the white space need to be replaceed with `%20` as this parameter is used as the URI parameter of Google Drive API request endpoint.
+
+Please consult [Google Drive API doc](https://developers.google.com/drive/api/reference/rest/v3/files/list) for the more detail. 
 
 param **`pageToken`** (string) The token for continuing a previous list request on the next page. 
 
diff --git a/src/client/SSLClient/ESP_SSLClient.h b/src/client/SSLClient/ESP_SSLClient.h
index 3678750..966bd95 100644
--- a/src/client/SSLClient/ESP_SSLClient.h
+++ b/src/client/SSLClient/ESP_SSLClient.h
@@ -1,8 +1,8 @@
 /**
  *
- * The ESP SSL Client Class, ESP_SSLClient.h v2.1.3
+ * The ESP SSL Client Class, ESP_SSLClient.h v2.1.5
  *
- * Created August 13, 2023
+ * Created August 22, 2023
  *
  * The MIT License (MIT)
  * Copyright (c) 2023 K. Suwatchai (Mobizt)
@@ -38,13 +38,42 @@
 #if defined(USE_EMBED_SSL_ENGINE) || defined(USE_LIB_SSL_ENGINE)
 #include "client/BSSL_TCP_Client.h"
 class ESP_SSLClient : public BSSL_TCP_Client
+{
+public:
+    ESP_SSLClient(){};
+    ~ESP_SSLClient(){};
+};
+
+class ESP_SSLClient2 : public BSSL_TCP_Client
+{
+public:
+    ESP_SSLClient2(Client &client, bool enableSSL = true) : _base_client(client)
+    {
+        setClient(&_base_client, enableSSL);
+    };
+    ~ESP_SSLClient2(){};
+
+private:
+    Client &_base_client;
+};
+
 #else
 class ESP_SSLClient
-#endif
 {
 public:
     ESP_SSLClient(){};
     ~ESP_SSLClient(){};
 };
 
-#endif
\ No newline at end of file
+class ESP_SSLClient2
+{
+public:
+    ESP_SSLClient2(Client &client, bool enableSSL = true) : _base_client(client){};
+    ~ESP_SSLClient2(){};
+
+private:
+    Client &_base_client;
+};
+#endif
+
+#endif
diff --git a/src/client/SSLClient/client/BSSL_SSL_Client.cpp b/src/client/SSLClient/client/BSSL_SSL_Client.cpp
index 4023b64..e6e55c0 100644
--- a/src/client/SSLClient/client/BSSL_SSL_Client.cpp
+++ b/src/client/SSLClient/client/BSSL_SSL_Client.cpp
@@ -1,7 +1,7 @@
 /**
- * BSSL_SSL_Client library v1.0.9 for Arduino devices.
+ * BSSL_SSL_Client library v1.0.10 for Arduino devices.
  *
- * Created August 13, 2003
+ * Created August 22, 2003
  *
  * This work contains codes based on WiFiClientSecure from Earle F. Philhower and SSLClient from OSU OPEnS Lab.
  *
@@ -194,6 +194,16 @@ uint8_t BSSL_SSL_Client::connected()
     return c_con && br_con;
 }
 
+void BSSL_SSL_Client::validate(const char *host, uint16_t port)
+{
+    mConnectionValidate(host, IPAddress(), port);
+}
+
+void BSSL_SSL_Client::validate(IPAddress ip, uint16_t port)
+{
+    mConnectionValidate(nullptr, ip, port);
+}
+
 int BSSL_SSL_Client::available()
 {
     if (!mIsClientInitialized(false))
@@ -425,9 +435,14 @@ int BSSL_SSL_Client::connectSSL(IPAddress ip, uint16_t port)
     if (!mIsClientInitialized(true))
         return 0;
 
+    validate(ip, port);
+
     if (!_basic_client->connected() && !mConnectBasicClient(nullptr, ip, port))
         return 0;
 
+    _ip = ip;
+    _port = port;
+
     return mConnectSSL(nullptr);
 }
 
@@ -437,9 +452,14 @@ int BSSL_SSL_Client::connectSSL(const char *host, uint16_t port)
     if (!mIsClientInitialized(true))
         return 0;
 
+    validate(host, port);
+
     if (!_basic_client->connected() && !mConnectBasicClient(host, IPAddress(), port))
         return 0;
 
+    _host = host;
+    _port = port;
+
     return mConnectSSL(host);
 }
 
@@ -1374,7 +1394,8 @@ int BSSL_SSL_Client::mIsClientInitialized(bool notify)
 
 int BSSL_SSL_Client::mConnectBasicClient(const char *host, IPAddress ip, uint16_t port)
 {
-    if (!mIsClientInitialized(true))
+
+    if (!mConnectionValidate(host, ip, port))
         return 0;
 
     if (!(host ? _basic_client->connect(host, port) : _basic_client->connect(ip, port)))
@@ -1570,6 +1591,22 @@ int BSSL_SSL_Client::mConnectSSL(const char *host)
     return 1;
 }
 
+bool BSSL_SSL_Client::mConnectionValidate(const char *host, IPAddress ip, uint16_t port)
+{
+    if (!mIsClientInitialized(true))
+        return false;
+
+    if (_basic_client && _basic_client->connected() &&
+                host
+            ? (strcasecmp(host, _host.c_str()) != 0 || port != _port)
+            : (ip != _ip || port != _port))
+    {
+        _basic_client->stop();
+    }
+
+    return true;
+}
+
 int BSSL_SSL_Client::mRunUntil(const unsigned target, unsigned long timeout)
 {
     unsigned lastState = 0;
diff --git a/src/client/SSLClient/client/BSSL_SSL_Client.h b/src/client/SSLClient/client/BSSL_SSL_Client.h
index 6a78f0d..e3ea523 100644
--- a/src/client/SSLClient/client/BSSL_SSL_Client.h
+++ b/src/client/SSLClient/client/BSSL_SSL_Client.h
@@ -1,7 +1,7 @@
 /**
- * BSSL_SSL_Client library v1.0.9 for Arduino devices.
+ * BSSL_SSL_Client library v1.0.10 for Arduino devices.
  *
- * Created August 13, 2003
+ * Created August 22, 2003
  *
  * This work contains codes based on WiFiClientSecure from Earle F. Philhower and SSLClient from OSU OPEnS Lab.
  *
@@ -98,6 +98,10 @@ class BSSL_SSL_Client : public Client
 
     uint8_t connected() override;
 
+    void validate(const char* host, uint16_t port);
+
+    void validate(IPAddress ip, uint16_t port);
+
     int available() override;
 
     int read() override;
@@ -124,6 +128,8 @@ class BSSL_SSL_Client : public Client
 
     int connectSSL(const char *host, uint16_t port);
 
+    
+
     void stop() override;
 
     void setTimeout(unsigned int timeoutMs);
@@ -234,6 +240,8 @@ class BSSL_SSL_Client : public Client
 
     int mConnectSSL(const char *host = nullptr);
 
+    bool mConnectionValidate(const char *host, IPAddress ip, uint16_t port);
+
     int mRunUntil(const unsigned target, unsigned long timeout = 0);
 
     unsigned mUpdateEngine();
@@ -333,6 +341,9 @@ class BSSL_SSL_Client : public Client
     unsigned long _timeout = 15000;
     unsigned long _handshake_timeout = 60000;
     bool _isSSLEnabled = false;
+    String _host;
+    uint16_t _port;
+    IPAddress _ip;
 };
 
 #endif
diff --git a/src/client/SSLClient/client/BSSL_TCP_Client.cpp b/src/client/SSLClient/client/BSSL_TCP_Client.cpp
index 3e26cb0..604bfea 100644
--- a/src/client/SSLClient/client/BSSL_TCP_Client.cpp
+++ b/src/client/SSLClient/client/BSSL_TCP_Client.cpp
@@ -1,7 +1,7 @@
 /**
- * BSSL_TCP_Client v2.0.10 for Arduino devices.
+ * BSSL_TCP_Client v2.0.11 for Arduino devices.
  *
- * Created August 13, 2023
+ * Created August 22, 2023
  *
  * The MIT License (MIT)
  * Copyright (c) 2023 K. Suwatchai (Mobizt)
@@ -134,6 +134,16 @@ uint8_t BSSL_TCP_Client::connected()
     return _ssl_client.connected();
 }
 
+void BSSL_TCP_Client::validate(const char *host, uint16_t port)
+{
+    _ssl_client.validate(host, port);
+}
+
+void BSSL_TCP_Client::validate(IPAddress ip, uint16_t port)
+{
+    _ssl_client.validate(ip, port);
+}
+
 int BSSL_TCP_Client::available()
 {
     return _ssl_client.available();
diff --git a/src/client/SSLClient/client/BSSL_TCP_Client.h b/src/client/SSLClient/client/BSSL_TCP_Client.h
index cd2ab05..49dd02c 100644
--- a/src/client/SSLClient/client/BSSL_TCP_Client.h
+++ b/src/client/SSLClient/client/BSSL_TCP_Client.h
@@ -1,7 +1,7 @@
 /**
- * BSSL_TCP_Client v2.0.10 for Arduino devices.
+ * BSSL_TCP_Client v2.0.11 for Arduino devices.
  *
- * Created August 13, 2023
+ * Created August 22, 2023
  *
  * The MIT License (MIT)
  * Copyright (c) 2023 K. Suwatchai (Mobizt)
@@ -103,7 +103,7 @@ class BSSL_TCP_Client : public Client
     /**
      * Connect to server.
      * @param ip The server IP to connect.
-     * @param port The server port to connecte.
+     * @param port The server port to connect.
      * @param timeout The connection time out in miiliseconds.
      * @return 1 for success or 0 for error.
      */
@@ -112,7 +112,7 @@ class BSSL_TCP_Client : public Client
     /**
      * Connect to server.
      * @param host The server host name.
-     * @param port The server port to connecte.
+     * @param port The server port to connect.
      * @return 1 for success or 0 for error.
      */
     int connect(const char *host, uint16_t port) override;
@@ -120,7 +120,7 @@ class BSSL_TCP_Client : public Client
     /**
      * Connect to server.
      * @param host The server host name.
-     * @param port The server port to connecte.
+     * @param port The server port to connect.
      * @param timeout The connection time out in miiliseconds.
      * @return 1 for success or 0 for error.
      */
@@ -132,6 +132,22 @@ class BSSL_TCP_Client : public Client
      */
     uint8_t connected() override;
 
+    /**
+     * Validate the last Client connection with these host and port.
+     * @param host The server host name.
+     * @param port The server port to connect.
+     * The Client connection will be closed when the provided host or port is not match with that of last connection.
+     */
+    void validate(const char *host, uint16_t port);
+
+    /**
+     * Validate the last Client connection with these IP and port.
+     * @param ip The server IP to connect.
+     * @param port The server port to connect.
+     * The Client connection will be closed when the provided IP or port is not match with that of last connection.
+     */
+    void validate(IPAddress ip, uint16_t port);
+
     /**
      * Get available data size to read.
      * @return The avaiable data size.