Secure your applications, scripts, or anything you want with 2FA or just use your security algorithm.
You can create your own 2FA barcode and secret code and connect it with 2FA apps, like: Google Authenticator, Authy, or any standard 2FA app.
After that, You can add your own security algorithm (after the 2FA step) if you want. Then your application, script, or anything you want will open after that steps.
This app is using Python.