#include #include /* This is a very INSECURE approach. * If for some reason the secure, proper example NetworkClientSecure * does not work for you; then you may want to check the * NetworkClientTrustOnFirstUse example first. It is less secure than * NetworkClientSecure, but a lot better than this totally insecure * approach shown below. */ const char *ssid = "your-ssid"; // your network SSID (name of wifi network) const char *password = "your-password"; // your network password const char *server = "www.howsmyssl.com"; // Server URL NetworkClientSecure client; void setup() { //Initialize serial and wait for port to open: Serial.begin(115200); delay(100); Serial.print("Attempting to connect to SSID: "); Serial.println(ssid); WiFi.begin(ssid, password); // attempt to connect to Wifi network: while (WiFi.status() != WL_CONNECTED) { Serial.print("."); // wait 1 second for re-trying delay(1000); } Serial.print("Connected to "); Serial.println(ssid); Serial.println("\nStarting connection to server..."); client.setInsecure(); //skip verification if (!client.connect(server, 443)) { Serial.println("Connection failed!"); } else { Serial.println("Connected to server!"); // Make a HTTP request: client.println("GET https://www.howsmyssl.com/a/check HTTP/1.0"); client.println("Host: www.howsmyssl.com"); client.println("Connection: close"); client.println(); while (client.connected()) { String line = client.readStringUntil('\n'); if (line == "\r") { Serial.println("headers received"); break; } } // if there are incoming bytes available // from the server, read them and print them: while (client.available()) { char c = client.read(); Serial.write(c); } client.stop(); } } void loop() { // do nothing }