first commit

2025-03-06 11:15:32 +01:00
commit 7b30d6e298
5276 changed files with 2108927 additions and 0 deletions
--- a/libraries/Arduino_ESP32_OTA/examples/LOLIN_32_Blink/LOLIN_32_Blink.ino
+++ b/libraries/Arduino_ESP32_OTA/examples/LOLIN_32_Blink/LOLIN_32_Blink.ino
@@ -0,0 +1,25 @@
+/*
+ * Blink for LOLIN32 ESP32 board
+ *
+ * This sketch can be used to generate an example binary that can be uploaded to ESP32 via OTA.
+ * It needs to be used together with OTA.ino
+ *
+ * Steps to test OTA on ESP32:
+ *   1) Upload this sketch or any other sketch (this one will blink LOLIN32 blue LED).
+ *   2) In the IDE select: Sketch -> Export compiled Binary
+ *   3) Upload the exported binary to a server
+ *   4) Open the related OTA.ino sketch and eventually update the OTA_FILE_LOCATION
+ *   5) Upload the sketch OTA.ino to perform OTA
+ */
+
+void setup() {
+  // initialize digital pin 5 as an output.
+  pinMode(5, OUTPUT);
+}
+
+void loop() {
+  digitalWrite(5, HIGH);
+  delay(1000);
+  digitalWrite(5, LOW);
+  delay(1000);
+}
--- a/libraries/Arduino_ESP32_OTA/examples/LOLIN_32_Blink/LOLIN_32_Blink.ino.ota
+++ b/libraries/Arduino_ESP32_OTA/examples/LOLIN_32_Blink/LOLIN_32_Blink.ino.ota
--- a/libraries/Arduino_ESP32_OTA/examples/NANO_ESP32_Blink/NANO_ESP32_Blink.ino
+++ b/libraries/Arduino_ESP32_OTA/examples/NANO_ESP32_Blink/NANO_ESP32_Blink.ino
@@ -0,0 +1,56 @@
+/*
+ * Blink for Arduino NANO ESP32 board
+ *
+ * This sketch can be used to generate an example binary that can be uploaded to ESP32 via OTA.
+ * It needs to be used together with OTA.ino
+ *
+ * Steps to test OTA:
+ *   1) Upload this sketch or any other sketch (this one this one lights up the RGB LED with different colours).
+ *   2) In the IDE select: Sketch -> Export compiled Binary
+ *   3) Upload the exported binary to a server
+ *   4) Open the related OTA.ino sketch and eventually update the OTA_FILE_LOCATION
+ *   5) Upload the sketch OTA.ino to perform OTA
+ */
+
+void setLed(int blue, int gree, int red) {
+  if (blue == 1) {
+    digitalWrite(LED_BLUE, LOW);
+  }
+  else {
+    digitalWrite(LED_BLUE, HIGH);
+  }
+
+  if (gree == 1) {
+    digitalWrite(LED_GREEN, LOW);
+  }
+  else {
+    digitalWrite(LED_GREEN, HIGH);
+  }
+
+  if (red == 1) {
+    digitalWrite(LED_RED, LOW);
+  }
+  else {
+    digitalWrite(LED_RED, HIGH);
+  }
+}
+
+
+void setup()
+{
+  pinMode(LED_BLUE, OUTPUT);
+  pinMode(LED_GREEN, OUTPUT);
+  pinMode(LED_RED, OUTPUT);
+}
+
+void loop()
+{ // Blue LED on
+  setLed(1, 0, 0);
+  delay(1000);
+  // Green LED on
+  setLed(0, 1, 0);
+  delay(1000);
+  // Red LED on
+  setLed(0, 0, 1);
+  delay(1000);
+}
--- a/libraries/Arduino_ESP32_OTA/examples/NANO_ESP32_Blink/NANO_ESP32_Blink.ino.ota
+++ b/libraries/Arduino_ESP32_OTA/examples/NANO_ESP32_Blink/NANO_ESP32_Blink.ino.ota
--- a/libraries/Arduino_ESP32_OTA/examples/OTA_Arduino_Server/OTA_Arduino_Server.ino
+++ b/libraries/Arduino_ESP32_OTA/examples/OTA_Arduino_Server/OTA_Arduino_Server.ino
@@ -0,0 +1,115 @@
+/*
+ * This example demonstrates how to use to update the firmware using Arduino_ESP_OTA library
+ *
+ * Steps:
+ *   1) Create a sketch for your ESP board and verify
+ *      that it both compiles and works.
+ *   2) In the IDE select: Sketch -> Export compiled Binary.
+ *   3) Create an OTA update file utilising the tools 'lzss.py' and 'bin2ota.py' stored in
+ *      https://github.com/arduino-libraries/ArduinoIoTCloud/tree/master/extras/tools .
+ *      A) ./lzss.py --encode SKETCH.bin SKETCH.lzss
+ *      B) ./bin2ota.py ESP SKETCH.lzss SKETCH.ota
+ *   4) Upload the OTA file to a network reachable location, e.g. LOLIN_32_Blink.ino.ota
+ *      has been uploaded to: http://downloads.arduino.cc/ota/LOLIN_32_Blink.ino.ota
+ *   5) Verify if a custom ca_cert is needed by default Amazon root CA are used
+ *      https://www.amazontrust.com/repository/
+ *   6) Perform an OTA update via steps outlined below.
+ */
+
+/******************************************************************************
+ * INCLUDE
+ ******************************************************************************/
+
+#include <Arduino_ESP32_OTA.h>
+
+#include <WiFi.h>
+
+#include "arduino_secrets.h"
+
+#include "root_ca.h"
+
+/******************************************************************************
+ * CONSTANT
+ ******************************************************************************/
+
+/* Please enter your sensitive data in the Secret tab/arduino_secrets.h */
+static char const SSID[] = SECRET_SSID;  /* your network SSID (name) */
+static char const PASS[] = SECRET_PASS;  /* your network password (use for WPA, or use as key for WEP) */
+
+
+#if defined(ARDUINO_NANO_ESP32)
+static char const OTA_FILE_LOCATION[] = "https://downloads.arduino.cc/ota/NANO_ESP32_Blink.ino.ota";
+#else
+static char const OTA_FILE_LOCATION[] = "https://downloads.arduino.cc/ota/LOLIN_32_Blink.ino.ota";
+#endif
+
+/******************************************************************************
+ * SETUP/LOOP
+ ******************************************************************************/
+
+void setup()
+{
+  Serial.begin(9600);
+  while (!Serial) {}
+
+  while (WiFi.status() != WL_CONNECTED)
+  {
+    Serial.print  ("Attempting to connect to '");
+    Serial.print  (SSID);
+    Serial.println("'");
+    WiFi.begin(SSID, PASS);
+    delay(2000);
+  }
+  Serial.print  ("You're connected to '");
+  Serial.print  (WiFi.SSID());
+  Serial.println("'");
+
+  Arduino_ESP32_OTA ota;
+  Arduino_ESP32_OTA::Error ota_err = Arduino_ESP32_OTA::Error::None;
+
+  /* Configure custom Root CA */
+  ota.setCACert(root_ca);
+
+  Serial.println("Initializing OTA storage");
+  if ((ota_err = ota.begin()) != Arduino_ESP32_OTA::Error::None)
+  {
+    Serial.print  ("Arduino_ESP_OTA::begin() failed with error code ");
+    Serial.println((int)ota_err);
+    return;
+  }
+
+
+  Serial.println("Starting download to flash ...");
+  int const ota_download = ota.download(OTA_FILE_LOCATION);
+  if (ota_download <= 0)
+  {
+    Serial.print  ("Arduino_ESP_OTA::download failed with error code ");
+    Serial.println(ota_download);
+    return;
+  }
+  Serial.print  (ota_download);
+  Serial.println(" bytes stored.");
+
+
+  Serial.println("Verify update integrity and apply ...");
+  if ((ota_err = ota.update()) != Arduino_ESP32_OTA::Error::None)
+  {
+    Serial.print  ("ota.update() failed with error code ");
+    Serial.println((int)ota_err);
+    return;
+  }
+
+  Serial.println("Performing a reset after which the bootloader will start the new firmware.");
+#if defined(ARDUINO_NANO_ESP32)
+  Serial.println("Hint: Arduino NANO ESP32 will blink Red Green and Blue.");
+#else
+  Serial.println("Hint: LOLIN32 will blink Blue.");
+#endif
+  delay(1000); /* Make sure the serial message gets out before the reset. */
+  ota.reset();
+}
+
+void loop()
+{
+
+}
--- a/libraries/Arduino_ESP32_OTA/examples/OTA_Arduino_Server/arduino_secrets.h
+++ b/libraries/Arduino_ESP32_OTA/examples/OTA_Arduino_Server/arduino_secrets.h
@@ -0,0 +1,2 @@
+#define SECRET_SSID ""
+#define SECRET_PASS ""
--- a/libraries/Arduino_ESP32_OTA/examples/OTA_Arduino_Server/root_ca.h
+++ b/libraries/Arduino_ESP32_OTA/examples/OTA_Arduino_Server/root_ca.h
@@ -0,0 +1,88 @@
+const char* root_ca = \
+/* Baltimore CyberTrust Root */
+"-----BEGIN CERTIFICATE-----\n" \
+"MIIDdzCCAl+gAwIBAgIEAgAAuTANBgkqhkiG9w0BAQUFADBaMQswCQYDVQQGEwJJRTESMBAGA1UE\n" \
+"ChMJQmFsdGltb3JlMRMwEQYDVQQLEwpDeWJlclRydXN0MSIwIAYDVQQDExlCYWx0aW1vcmUgQ3li\n" \
+"ZXJUcnVzdCBSb290MB4XDTAwMDUxMjE4NDYwMFoXDTI1MDUxMjIzNTkwMFowWjELMAkGA1UEBhMC\n" \
+"SUUxEjAQBgNVBAoTCUJhbHRpbW9yZTETMBEGA1UECxMKQ3liZXJUcnVzdDEiMCAGA1UEAxMZQmFs\n" \
+"dGltb3JlIEN5YmVyVHJ1c3QgUm9vdDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKME\n" \
+"uyKrmD1X6CZymrV51Cni4eiVgLGw41uOKymaZN+hXe2wCQVt2yguzmKiYv60iNoS6zjrIZ3AQSsB\n" \
+"UnuId9Mcj8e6uYi1agnnc+gRQKfRzMpijS3ljwumUNKoUMMo6vWrJYeKmpYcqWe4PwzV9/lSEy/C\n" \
+"G9VwcPCPwBLKBsua4dnKM3p31vjsufFoREJIE9LAwqSuXmD+tqYF/LTdB1kC1FkYmGP1pWPgkAx9\n" \
+"XbIGevOF6uvUA65ehD5f/xXtabz5OTZydc93Uk3zyZAsuT3lySNTPx8kmCFcB5kpvcY67Oduhjpr\n" \
+"l3RjM71oGDHweI12v/yejl0qhqdNkNwnGjkCAwEAAaNFMEMwHQYDVR0OBBYEFOWdWTCCR1jMrPoI\n" \
+"VDaGezq1BE3wMBIGA1UdEwEB/wQIMAYBAf8CAQMwDgYDVR0PAQH/BAQDAgEGMA0GCSqGSIb3DQEB\n" \
+"BQUAA4IBAQCFDF2O5G9RaEIFoN27TyclhAO992T9Ldcw46QQF+vaKSm2eT929hkTI7gQCvlYpNRh\n" \
+"cL0EYWoSihfVCr3FvDB81ukMJY2GQE/szKN+OMY3EU/t3WgxjkzSswF07r51XgdIGn9w/xZchMB5\n" \
+"hbgF/X++ZRGjD8ACtPhSNzkE1akxehi/oCr0Epn3o0WC4zxe9Z2etciefC7IpJ5OCBRLbf1wbWsa\n" \
+"Y71k5h+3zvDyny67G7fyUIhzksLi4xaNmjICq44Y3ekQEe5+NauQrz4wlHrQMz2nZQ/1/I6eYs9H\n" \
+"RCwBXbsdtTLSR9I4LtD+gdwyah617jzV/OeBHRnDJELqYzmp\n" \
+"-----END CERTIFICATE-----\n" \
+/* Amazon Root CA 1 */
+"-----BEGIN CERTIFICATE-----\n" \
+"MIIDQTCCAimgAwIBAgITBmyfz5m/jAo54vB4ikPmljZbyjANBgkqhkiG9w0BAQsFADA5MQswCQYD\n" \
+"VQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRkwFwYDVQQDExBBbWF6b24gUm9vdCBDQSAxMB4XDTE1\n" \
+"MDUyNjAwMDAwMFoXDTM4MDExNzAwMDAwMFowOTELMAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpv\n" \
+"bjEZMBcGA1UEAxMQQW1hem9uIFJvb3QgQ0EgMTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC\n" \
+"ggEBALJ4gHHKeNXjca9HgFB0fW7Y14h29Jlo91ghYPl0hAEvrAIthtOgQ3pOsqTQNroBvo3bSMgH\n" \
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+"gLKm+a/sRxmPUDgH3KKHOVj4utWp+UhnMJbulHheb4mjUcAwhmahRWa6VOujw5H5SNz/0egwLX0t\n" \
+"dHA114gk957EWW67c4cX8jJGKLhD+rcdqsq08p8kDi1L93FcXmn/6pUCyziKrlA4b9v7LWIbxcce\n" \
+"VOF34GfID5yHI9Y/QCB/IIDEgEw+OyQmjgSubJrIqg0CAwEAAaNCMEAwDwYDVR0TAQH/BAUwAwEB\n" \
+"/zAOBgNVHQ8BAf8EBAMCAYYwHQYDVR0OBBYEFIQYzIU07LwMlJQuCFmcx7IQTgoIMA0GCSqGSIb3\n" \
+"DQEBCwUAA4IBAQCY8jdaQZChGsV2USggNiMOruYou6r4lK5IpDB/G/wkjUu0yKGX9rbxenDIU5PM\n" \
+"CCjjmCXPI6T53iHTfIUJrU6adTrCC2qJeHZERxhlbI1Bjjt/msv0tadQ1wUsN+gDS63pYaACbvXy\n" \
+"8MWy7Vu33PqUXHeeE6V/Uq2V8viTO96LXFvKWlJbYK8U90vvo/ufQJVtMVT8QtPHRh8jrdkPSHCa\n" \
+"2XV4cdFyQzR1bldZwgJcJmApzyMZFo6IQ6XU5MsI+yMRQ+hDKXJioaldXgjUkK642M4UwtBV8ob2\n" \
+"xJNDd2ZhwLnoQdeXeGADbkpyrqXRfboQnoZsG4q5WTP468SQvvG5\n" \
+"-----END CERTIFICATE-----\n" \
+/* Amazon Root CA 2 */
+"-----BEGIN CERTIFICATE-----\n" \
+"MIIFQTCCAymgAwIBAgITBmyf0pY1hp8KD+WGePhbJruKNzANBgkqhkiG9w0BAQwFADA5MQswCQYD\n" \
+"VQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRkwFwYDVQQDExBBbWF6b24gUm9vdCBDQSAyMB4XDTE1\n" \
+"MDUyNjAwMDAwMFoXDTQwMDUyNjAwMDAwMFowOTELMAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpv\n" \
+"bjEZMBcGA1UEAxMQQW1hem9uIFJvb3QgQ0EgMjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoC\n" \
+"ggIBAK2Wny2cSkxKgXlRmeyKy2tgURO8TW0G/LAIjd0ZEGrHJgw12MBvIITplLGbhQPDW9tK6Mj4\n" \
+"kHbZW0/jTOgGNk3Mmqw9DJArktQGGWCsN0R5hYGCrVo34A3MnaZMUnbqQ523BNFQ9lXg1dKmSYXp\n" \
+"N+nKfq5clU1Imj+uIFptiJXZNLhSGkOQsL9sBbm2eLfq0OQ6PBJTYv9K8nu+NQWpEjTj82R0Yiw9\n" \
+"AElaKP4yRLuH3WUnAnE72kr3H9rN9yFVkE8P7K6C4Z9r2UXTu/Bfh+08LDmG2j/e7HJV63mjrdvd\n" \
+"fLC6HM783k81ds8P+HgfajZRRidhW+mez/CiVX18JYpvL7TFz4QuK/0NURBs+18bvBt+xa47mAEx\n" \
+"kv8LV/SasrlX6avvDXbR8O70zoan4G7ptGmh32n2M8ZpLpcTnqWHsFcQgTfJU7O7f/aS0ZzQGPSS\n" \
+"btqDT6ZjmUyl+17vIWR6IF9sZIUVyzfpYgwLKhbcAS4y2j5L9Z469hdAlO+ekQiG+r5jqFoz7Mt0\n" \
+"Q5X5bGlSNscpb/xVA1wf+5+9R+vnSUeVC06JIglJ4PVhHvG/LopyboBZ/1c6+XUyo05f7O0oYtlN\n" \
+"c/LMgRdg7c3r3NunysV+Ar3yVAhU/bQtCSwXVEqY0VThUWcI0u1ufm8/0i2BWSlmy5A5lREedCf+\n" \
+"3euvAgMBAAGjQjBAMA8GA1UdEwEB/wQFMAMBAf8wDgYDVR0PAQH/BAQDAgGGMB0GA1UdDgQWBBSw\n" \
+"DPBMMPQFWAJI/TPlUq9LhONmUjANBgkqhkiG9w0BAQwFAAOCAgEAqqiAjw54o+Ci1M3m9Zh6O+oA\n" \
+"A7CXDpO8Wqj2LIxyh6mx/H9z/WNxeKWHWc8w4Q0QshNabYL1auaAn6AFC2jkR2vHat+2/XcycuUY\n" \
+"+gn0oJMsXdKMdYV2ZZAMA3m3MSNjrXiDCYZohMr/+c8mmpJ5581LxedhpxfL86kSk5Nrp+gvU5LE\n" \
+"YFiwzAJRGFuFjWJZY7attN6a+yb3ACfAXVU3dJnJUH/jWS5E4ywl7uxMMne0nxrpS10gxdr9HIcW\n" \
+"xkPo1LsmmkVwXqkLN1PiRnsn/eBG8om3zEK2yygmbtmlyTrIQRNg91CMFa6ybRoVGld45pIq2WWQ\n" \
+"gj9sAq+uEjonljYE1x2igGOpm/HlurR8FLBOybEfdF849lHqm/osohHUqS0nGkWxr7JOcQ3AWEbW\n" \
+"aQbLU8uz/mtBzUF+fUwPfHJ5elnNXkoOrJupmHN5fLT0zLm4BwyydFy4x2+IoZCn9Kr5v2c69BoV\n" \
+"Yh63n749sSmvZ6ES8lgQGVMDMBu4Gon2nL2XA46jCfMdiyHxtN/kHNGfZQIG6lzWE7OE76KlXIx3\n" \
+"KadowGuuQNKotOrN8I1LOJwZmhsoVLiJkO/KdYE+HvJkJMcYr07/R54H9jVlpNMKVv/1F2Rs76gi\n" \
+"JUmTtt8AF9pYfl3uxRuw0dFfIRDH+fO6AgonB8Xx1sfT4PsJYGw=\n" \
+"-----END CERTIFICATE-----\n" \
+/* Amazon Root CA 3 */
+"-----BEGIN CERTIFICATE-----\n" \
+"MIIBtjCCAVugAwIBAgITBmyf1XSXNmY/Owua2eiedgPySjAKBggqhkjOPQQDAjA5MQswCQYDVQQG\n" \
+"EwJVUzEPMA0GA1UEChMGQW1hem9uMRkwFwYDVQQDExBBbWF6b24gUm9vdCBDQSAzMB4XDTE1MDUy\n" \
+"NjAwMDAwMFoXDTQwMDUyNjAwMDAwMFowOTELMAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpvbjEZ\n" \
+"MBcGA1UEAxMQQW1hem9uIFJvb3QgQ0EgMzBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABCmXp8ZB\n" \
+"f8ANm+gBG1bG8lKlui2yEujSLtf6ycXYqm0fc4E7O5hrOXwzpcVOho6AF2hiRVd9RFgdszflZwjr\n" \
+"Zt6jQjBAMA8GA1UdEwEB/wQFMAMBAf8wDgYDVR0PAQH/BAQDAgGGMB0GA1UdDgQWBBSrttvXBp43\n" \
+"rDCGB5Fwx5zEGbF4wDAKBggqhkjOPQQDAgNJADBGAiEA4IWSoxe3jfkrBqWTrBqYaGFy+uGh0Psc\n" \
+"eGCmQ5nFuMQCIQCcAu/xlJyzlvnrxir4tiz+OpAUFteMYyRIHN8wfdVoOw==\n" \
+"-----END CERTIFICATE-----\n" \
+/* Amazon Root CA 4 */
+"-----BEGIN CERTIFICATE-----\n" \
+"MIIB8jCCAXigAwIBAgITBmyf18G7EEwpQ+Vxe3ssyBrBDjAKBggqhkjOPQQDAzA5MQswCQYDVQQG\n" \
+"EwJVUzEPMA0GA1UEChMGQW1hem9uMRkwFwYDVQQDExBBbWF6b24gUm9vdCBDQSA0MB4XDTE1MDUy\n" \
+"NjAwMDAwMFoXDTQwMDUyNjAwMDAwMFowOTELMAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpvbjEZ\n" \
+"MBcGA1UEAxMQQW1hem9uIFJvb3QgQ0EgNDB2MBAGByqGSM49AgEGBSuBBAAiA2IABNKrijdPo1MN\n" \
+"/sGKe0uoe0ZLY7Bi9i0b2whxIdIA6GO9mif78DluXeo9pcmBqqNbIJhFXRbb/egQbeOc4OO9X4Ri\n" \
+"83BkM6DLJC9wuoihKqB1+IGuYgbEgds5bimwHvouXKNCMEAwDwYDVR0TAQH/BAUwAwEB/zAOBgNV\n" \
+"HQ8BAf8EBAMCAYYwHQYDVR0OBBYEFNPsxzplbszh2naaVvuc84ZtV+WBMAoGCCqGSM49BAMDA2gA\n" \
+"MGUCMDqLIfG9fhGt0O9Yli/W651+kI0rz2ZVwyzjKKlwCkcO8DdZEv8tmZQoTipPNU0zWgIxAOp1\n" \
+"AE47xDqUEpHJWEadIRNyp4iciuRMStuW1KyLa2tJElMzrdfkviT8tQp21KW8EA==\n" \
+"-----END CERTIFICATE-----\n";
--- a/libraries/Arduino_ESP32_OTA/examples/OTA_GitHub_Server/OTA_GitHub_Server.ino
+++ b/libraries/Arduino_ESP32_OTA/examples/OTA_GitHub_Server/OTA_GitHub_Server.ino
@@ -0,0 +1,115 @@
+/*
+ * This example demonstrates how to use to update the firmware using Arduino_ESP_OTA library
+ *
+ * Steps:
+ *   1) Create a sketch for your ESP board and verify
+ *      that it both compiles and works.
+ *   2) In the IDE select: Sketch -> Export compiled Binary.
+ *   3) Create an OTA update file utilising the tools 'lzss.py' and 'bin2ota.py' stored in
+ *      https://github.com/arduino-libraries/ArduinoIoTCloud/tree/master/extras/tools .
+ *      A) ./lzss.py --encode SKETCH.bin SKETCH.lzss
+ *      B) ./bin2ota.py ESP SKETCH.lzss SKETCH.ota
+ *   4) Upload the OTA file to a network reachable location, e.g. LOLIN_32_Blink.ino.ota
+ *      has been uploaded to: http://downloads.arduino.cc/ota/LOLIN_32_Blink.ino.ota 
+ *   5) Verify if a custom ca_cert is needed by default DigiCert root CA are used
+ *      https://www.digicert.com/kb/digicert-root-certificates.htm
+ *   6) Perform an OTA update via steps outlined below.
+ */
+
+/******************************************************************************
+ * INCLUDE
+ ******************************************************************************/
+
+#include <Arduino_ESP32_OTA.h>
+
+#include <WiFi.h>
+
+#include "arduino_secrets.h"
+
+#include "root_ca.h"
+
+/******************************************************************************
+ * CONSTANT
+ ******************************************************************************/
+
+/* Please enter your sensitive data in the Secret tab/arduino_secrets.h */
+static char const SSID[] = SECRET_SSID;  /* your network SSID (name) */
+static char const PASS[] = SECRET_PASS;  /* your network password (use for WPA, or use as key for WEP) */
+
+
+#if defined(ARDUINO_NANO_ESP32)
+static char const OTA_FILE_LOCATION[] = "https://raw.githubusercontent.com/arduino-libraries/Arduino_ESP32_OTA/main/examples/NANO_ESP32_Blink/NANO_ESP32_Blink.ino.ota";
+#else
+static char const OTA_FILE_LOCATION[] = "https://raw.githubusercontent.com/arduino-libraries/Arduino_ESP32_OTA/main/examples/LOLIN_32_Blink/LOLIN_32_Blink.ino.ota";
+#endif
+
+/******************************************************************************
+ * SETUP/LOOP
+ ******************************************************************************/
+
+void setup()
+{
+  Serial.begin(9600);
+  while (!Serial) {}
+
+  while (WiFi.status() != WL_CONNECTED)
+  {
+    Serial.print  ("Attempting to connect to '");
+    Serial.print  (SSID);
+    Serial.println("'");
+    WiFi.begin(SSID, PASS);
+    delay(2000);
+  }
+  Serial.print  ("You're connected to '");
+  Serial.print  (WiFi.SSID());
+  Serial.println("'");
+
+  Arduino_ESP32_OTA ota;
+  Arduino_ESP32_OTA::Error ota_err = Arduino_ESP32_OTA::Error::None;
+
+  /* Configure custom Root CA */
+  ota.setCACert(root_ca);
+
+  Serial.println("Initializing OTA storage");
+  if ((ota_err = ota.begin()) != Arduino_ESP32_OTA::Error::None)
+  {
+    Serial.print  ("Arduino_ESP_OTA::begin() failed with error code ");
+    Serial.println((int)ota_err);
+    return;
+  }
+
+
+  Serial.println("Starting download to flash ...");
+  int const ota_download = ota.download(OTA_FILE_LOCATION);
+  if (ota_download <= 0)
+  {
+    Serial.print  ("Arduino_ESP_OTA::download failed with error code ");
+    Serial.println(ota_download);
+    return;
+  }
+  Serial.print  (ota_download);
+  Serial.println(" bytes stored.");
+
+
+  Serial.println("Verify update integrity and apply ...");
+  if ((ota_err = ota.update()) != Arduino_ESP32_OTA::Error::None)
+  {
+    Serial.print  ("ota.update() failed with error code ");
+    Serial.println((int)ota_err);
+    return;
+  }
+
+  Serial.println("Performing a reset after which the bootloader will start the new firmware.");
+#if defined(ARDUINO_NANO_ESP32)
+  Serial.println("Hint: Arduino NANO ESP32 will blink Red Green and Blue.");
+#else
+  Serial.println("Hint: LOLIN32 will blink Blue.");
+#endif
+  delay(1000); /* Make sure the serial message gets out before the reset. */
+  ota.reset();
+}
+
+void loop()
+{
+
+}
--- a/libraries/Arduino_ESP32_OTA/examples/OTA_GitHub_Server/arduino_secrets.h
+++ b/libraries/Arduino_ESP32_OTA/examples/OTA_GitHub_Server/arduino_secrets.h
@@ -0,0 +1,2 @@
+#define SECRET_SSID ""
+#define SECRET_PASS ""
--- a/libraries/Arduino_ESP32_OTA/examples/OTA_GitHub_Server/root_ca.h
+++ b/libraries/Arduino_ESP32_OTA/examples/OTA_GitHub_Server/root_ca.h
@@ -0,0 +1,55 @@
+const char* root_ca = \
+/*DigiCert TLS Hybrid ECC SHA384 2020 CA1*/
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+"-----END CERTIFICATE-----\n"
+/*DigiCert TLS RSA SHA256 2020 CA1*/
+"-----BEGIN CERTIFICATE-----\n" \
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