PURPOSE: To perform security of an image outputting apparatus by automating a reprint control in the case of a sheet jam and facilitating a selecting operation of a reprinting function.

CONSTITUTION: A security device for an image outputting apparatus comprises specific output content detecting means 1 for detecting the presence of a specific output content in a print job to be input, sheet jam detecting means 2 for detecting a sheet jam of the apparatus, and reprint control means 3 for controlling a reprint process of a page in which its sheet jam occurs, wherein the means 3 is controlled according to outputs of the means 1, 2, and reprint is inhibited when a sheet jam occurs at a page having the specific content.