BIP85 opens up the possibility of backing up only one seed, and use it to derive any future seeds. The operation is also just a one-way operation, any derived seeds cannot be used to find out its parent seed. Therefore, it simplifies backup processes a lot. ...
In this article, we are going to review two classes of crypto wallets. The first one we will discuss is how addresses used to be managed by a wallet software, and how such wallets are backed up. The second part will discuss on how modern wallets handle wallets, and how they are backed up. Then, the next part will discuss on ways you can secure and back up your wallets. At last, we will provide a quick review of popular wallet software available on the market. ...