We save the keys in a cloud vault. For the most important keys I also print them on paper, in text and in a QR-Code (that I generate with an offline tool). It i

We save the keys in a cloud vault. For the most important keys I also print them on paper, in text and in a QR-Code (that I generate with an offline tool). It is then placed into a physical safe. This is in case we lose access to our cloud vault, or if the keys are deleted from the cloud vault.