Patent ID: 7788425

Claim:
A computer-readable medium storing a connection device restriction program for restricting use of connection devices connected to a computer, the connection device restriction program causing the computer to perform a method comprising: setting a connection permission list defining a connection-permitted device which is permitted to connect with the computer and storing the connection permission list in a list memory, the connection permission list including a permission level of the connection-permitted device; acquiring device information including a plurality of specification items from a connection device when the connection device is connected; collating one or more specification items out of the plurality of specification items included in the acquired device information with the connection permission list to determine whether or not the connection device corresponds to the connection-permitted device registered in the connection permission list; and permitting connection of the connection device if the connection device corresponds to the connection-permitted device and otherwise forbidding connection of the connection device, wherein a number of specification items to be collated with the connection permission list is determined based on the permission level included in the connection permission list.