American Express passwords are not case sensitive.
It is possible that they UPPER(...) the password before hashing it and then compare against that when you log in. This explanation would only be a little dumb because it reduces the domain of the password space. It also strains credulity.
American Express passwords are not case sensitive.
It is possible that they UPPER(...) the password before hashing it and then compare against that when you log in. This explanation would only be a little dumb because it reduces the domain of the password space. It also strains credulity.