Reading system and non-transitory computer readable storage medium

A reading system comprising:

• a terminal device including a first controller and a storage;
• and
• a reading device including a second controller, the reading device being connected to the terminal device and configured to read an object to be read,
• wherein the storage is configured to store a first program, a second program, and a third program, the first program being an application program corresponding to the reading device, the second program being a general-purpose driver application called from the first program, the third program being a predetermined application program different from the first program and the second program,
• the second program includes:
• a first mode in which a user interface of the second program is used;
• and
• a second mode in which an other user interface that is not the user interface of the second program is used,
• the first controller is configured to execute:
• by the third program, reception processing of receiving an input of user authentication information;
• information creation processing of creating information to be authenticated for authentication in the reading device, using the user authentication information received by the third program in the reception processing;
• and
• by the second program, first command transmission processing of transmitting a scan execution command together with the information to be authenticated, and
• the second controller is configured to execute:
• first command reception processing of receiving the transmitted information to be authenticated and scan execution command;
• and
• scan-related processing of performing processing related to a scan, in accordance with the received information to be authenticated.