Account managing device, image processing system, and storage medium

An image processing system, in which an image processing device, a client device, a host device, and a managing device are connected to one another via a network,

• the host device comprising a control section,
• the control section of the host device (i) obtaining client identification information from the client device via the network, (ii) determining, on the basis of the client identification information, whether or not a connection request from the client device is a temporary connection request, (iii) in a case where the control section of the host device determines that the connection request is not the temporary connection request, notifying the client device of connection permission, and
• (iv) in a case where the control section of the host device determines that the connection request is the temporary connection request, transmitting, as provisional login information to the managing device, first login information contained in the client identification information,
• the image processing device comprising a control section, the control section of the image processing device (i) accepting second login information for a usage of the image processing device and (ii) transmitting the second login information to the managing device, and
• the managing device comprising a control section and a storage device,
• the control section of the managing device (i) controlling the storage device of the managing device to store the provisional login information received from the host device and (ii) permitting the usage of the image processing device in a case where the second login information transmitted from the image processing device is identical to the provisional login information stored in the storage device of the managing device.