An image processing apparatus comprising: reading means arranged to read an original; operating panel arranged to obtain user identification information input by a user; registering means arranged to register an information processing apparatus that is to be a display object; displaying means arranged to display the information processing apparatus which is registered by the registering means; selecting means arranged to select one of information processing apparatuses displayed by the displaying means; and transmitting means arranged to transmit, to the information processing apparatus selected by the selecting means, data generated by reading the original by the reading means; characterized by receiving means arranged to receive specifying information used to specify a reading setting employed when the original is read by the reading means and user identification information from an information processing apparatus; determination means arranged to determine whether the user identification information received by the receiving unit corresponds to the user identification information obtained by the operating panel; wherein the registering means is arranged to register, as a display object, an information processing apparatus that has transmitted user identification information corresponding to the user identification information obtained by the operating panel, based on the determination made by the determination means, and wherein the reading means is arranged to read the original in accordance with the reading setting specified by the specifying information received from the image processing apparatus selected by the selecting unit. reading means arranged to read an original; operating panel arranged to obtain user identification information input by a user; registering means arranged to register an information processing apparatus that is to be a display object; displaying means arranged to display the information processing apparatus which is registered by the registering means; selecting means arranged to select one of information processing apparatuses displayed by the displaying means; and transmitting means arranged to transmit, to the information processing apparatus selected by the selecting means, data generated by reading the original by the reading means; characterized by receiving means arranged to receive specifying information used to specify a reading setting employed when the original is read by the reading means and user identification information from an information processing apparatus; determination means arranged to determine whether the user identification information received by the receiving unit corresponds to the user identification information obtained by the operating panel; wherein the registering means is arranged to register, as a display object, an information processing apparatus that has transmitted user identification information corresponding to the user identification information obtained by the operating panel, based on the determination made by the determination means, and wherein the reading means is arranged to read the original in accordance with the reading setting specified by the specifying information received from the image processing apparatus selected by the selecting unit.