| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique for appropriately handling authentication information for allowing a device communicating with a communication device to perform authentication.SOLUTION: A printer 10 acquires an AT (Access Token) 322 generated by a printing mediation server 100 from a portable terminal 70. The printer 10 causes a storage unit 34 to store the acquired AT 322. The printer 10 transmits a printing data request 610 including the AT 322 to the printing mediation server 100. The printer 10 receives printing data 612 from the printing mediation server 100 as a response to the printing data request 610. The printer 10 deletes the AT 322 from the storage unit 34 in response to the reception of the printing data 612. |
