BLOCKCHAIN BASED MANAGEMENT OF INFORMATION ON IMAGING CONSUMBALE USAGE

摘要

An image forming device and a method of operating the image forming device are provided. The method of operating the image forming device includes performing a first image forming job in the image forming device, generating at least one piece of transaction information including consumption information of at least one consumable in the image forming device, in accordance with the first image forming job, and, based on a network of a block chain that distributes and manages ledgers on which consumption information of consumables in a plurality of image forming devices is recorded, transmitting the at least one piece of transaction information to a plurality of nodes having the ledgers.