> Today gmail offers more account security than a typical bank. Why can I get two factor authentication, device recognition and alerts on a free email account b

> Today gmail offers more account security than a typical bank. Why can I get two factor authentication, device recognition and alerts on a free email account but not on a bank account? Barclays UK does device identification. Barclays is actually very sophisticated technologically speaking. Source: I reverse engineered their app to implement my own API client.