How can I privately insure against bank going bankrupt? (opens in new tab)

In Australia we have the goverment backed FCS The Financial Claims Scheme (FCS) is an Australian Government scheme that provides protection to deposit-holders with Australian incorporated banks, building societies and credit unions (known as authorised deposit-taking institutions or ADIs), and general insurance policyholders and claimants, in the unlikely event that one of these financial institutions fails. The FCS is a government-backed safety net for deposits of up to $250,000 per account ...