There are safer and more convenient passwordless authentication than this: crypto wallets (Metamask, Phantom, Terra Wallet just to name a few). It's all about t

There are safer and more convenient passwordless authentication than this: crypto wallets (Metamask, Phantom, Terra Wallet just to name a few). It's all about the same, the user is prompted to sign a message with his private key, which can be verified on the back-end (and before someone asks: it doesn't involve a transaction with any blockchain thus is free and immediate).