Patent ID: 8804155

Claim:
A print job information managing device comprising: spool managing section comprising a basic information receiving section that receives basic information from terminal devices and an information extracting section that extracts pre-set specific information from the received basic information; a judging section that determines whether or not the specific information extracted by the information extracting section matches security judgment conditions; an authentication request instruction adding section that adds, to a print job, an authentication request instruction that expresses whether or not authentication is needed by a printing recipient at a time of printing; a transmitting section that transmits the print job to a printer according to the instruction by a printing sender; and a notification section that, when the authentication request instruction has been added to the print job transmitted by the transmitting section, notifies the printing recipient that the print job has been transmitted; wherein the authentication request instruction adding section adds the authentication request instruction to the print job before the print job is transmitted by the transmitting section, by setting the printing recipient and a password; the judging section judges whether or not the authentication request instruction is to be added on the basis of the extracted information and the security judgment conditions; when the judging section has judged that the authentication request instruction is to be added, the authentication request instruction adding section adds the authentication request instruction to the print job; and the judging section judges whether or not the authentication request instruction is to be added, by judging, on the basis of an extracted information table generated by the information extracting section, whether or not the print job matches the security judgment conditions that are read-in from an authentication condition managing section.