@tychotithonus I wish Comcast and others sent out an RSA SecureID type thing by default on new accounts and just started sending them out en masse to addresses of record in a sort of pre-staged but disabled by default config and then had their system as "have you received your new Comcast secure login system yet?" on first normal login with a password.
Reading six numbers after pressing a button is about what a lot of these elderly folk can handle.