Perhaps voice identification could help. There seem to be quite a few solutions [1]. Unfortunately I do not have any intuition how good they are, but probably t

Perhaps voice identification could help. There seem to be quite a few solutions [1]. Unfortunately I do not have any intuition how good they are, but probably they can be broken with a simple recording of your voice ( or a recording of a passphrase). So before you trust these, you should probably play a bit with an mp3 player. [1]https://duckduckgo.com/?q=voice+biometric+login https://duckduckgo.com/?q=voice+biometric+login