* WIFI_PROV_SECURITY_1 - It allows secure communication which consists of secure handshake using key exchange and proof of possession (pop) and encryption/decryption of messages.
* pop : It is the string that is used to provide the authentication.
* service_name : Specify service name for the device, if it is not specified then default chosen name via SoftAP is WIFI_XXX and via BLE is BLE_XXX where XXX are the last 3 bytes of the MAC address.
* service_name : Specify service name for the device, if it is not specified then default chosen name is PROV_XXX where XXX are the last 3 bytes of the MAC address.
* service_key : Specify service key, if chosen mode of provisioning is BLE then service_key is always NULL