Peripheral equipment and management method thereof

When managing a job inputted via a network or a console according to a job management command issued likewise via the network or the console, peripheral equipment managed by a directory server connected via the network decrypts an access ticket included in the job, decrypts the access ticket included in the job management command, and manages the job according to the decrypted contents of the access ticket included in the job and the access ticket included in the job management command.