you can use multi sig wallets. Which are synonymous to Shamir’s Secret Sharing Algo; tldr you can generate say 5 keys and you need 3 of the 5 to unlock.
As for if you die … you could use one of those services that will send an email out to your significant others if you don’t log in for X amount of time.
> As for if you die … you could use one of those services that will send an email out to your significant others if you don’t log in for X amount of time.
And put your bitcoin private key in there? Surely whoever runs those services would take all your money.
If you use multiple services each with a piece of Shamir’s secret you are more protected. You can get more sophisticated with this if you want e.g each piece can be xored or encrypted with a value only that person would know e.g their birthday or their fav food.
Being your own secure bank isn’t a trivial task. Hopefully this can get easier in the future
As for if you die … you could use one of those services that will send an email out to your significant others if you don’t log in for X amount of time.