Trying to avoid all of that by sticking with old-fashioned things such as checks and deposit slips is like insisting on keeping an old car… eventually, there won’t be any parts or service available to keep you going.
But each one of these digital assets is password protected. Increasingly, too, these passwords are embedded in multifactor authentication systems, which require access to another device – such as a smartphone, with its own password – to confirm the master password in question.