Patent ID: RE44131

Claim:
A storage device, having the function of coping with a computer virus, which has the ability to deal with infection of a file stored on a disk with a virus, comprising: an infection management table unit for registering virus infected files which are stored on said disk; a virus checker for detecting if a file stored on said disk is infected with a virus, wherein the virus checker is activated at intervals of a specific period or in response to a command instruction; a table registering unit for registering a result of detection from said virus checker in said infection management table unit; a judging unit for judging if a file is infected with a virus in response to an external use request externally made for a file stored on said disk by referencing said infection management table unit; and a prohibiting unit for prohibiting use of the externally requested file when said judging unit judges that the externally requested file is infected with a virus.