This reminds me of Vitalik's piece on social recovery wallets: https://vitalik.ca/general/2021/01/11/recovery.html https://vitalik.ca/general/2021/01/11/recover

This reminds me of Vitalik's piece on social recovery wallets: https://vitalik.ca/general/2021/01/11/recovery.html https://vitalik.ca/general/2021/01/11/recovery.html That's specifically about cryptographic keys, but the basic idea could be extended to online accounts.