MakeNTU AWS Installation $pip install boto3 $pip install awscli And now, you can set your aws access key & secret access key by typing $aws configure AWS Bucket Its a database where you upload your file & before getting your API work There are several ways to upload your file into AWS Bucket Easy doing it by python code AWS Rekognition API Some implemented code & results on: https://gist.github.com/alexcasalboni/0f21a1889f09760f8981b643326730ff MQTT installation & some explanations Reference Subscribe: Just as you subscribe a Youtube channel, you got a ringing bell when something new being published by someone on the Internet Public: You do this when you are a Youtuber, public a video onto the Internet and others can get your information by subscribing it