homeassistant.app.therausch.com

After the password a letter comes to your address with a button.

Scan it with a phone that is signed in to homeassistant.app.therausch.com. The phone asks for this number:24

Without a camera: open homeassistant.app.therausch.com/_gate/qr on the phone and type Z92 HGM

The code works once, for three minutes.