Image forming apparatus with user authenticating function that authenticates user login

Abstract

Provided is an image forming apparatus capable of achieving easy user authentication by icon selection with high security. The image forming apparatus has a user-authenticating function that authenticates login of a user. The image forming apparatus includes a login-image-registering unit and a user-authenticating unit. The login-image-registering unit registers an output image that has been outputted in the past by a user in a storage unit as a login image that is correlated with the user. The user-authenticating unit generates a login screen on which the login image of the user logging in and a plurality of dummy images are arranged in a random order, and displays the login screen on an operation unit. The user-authenticating unit, after receiving a selection operation of the login image, authenticates login of the user.

Dependencies are inferred from the claim text.