Embodiments of the present invention are directed to a computer-implemented method for identifying advertisements in a video. The method includes obtaining a plurality of copies of the video and processing each of the plurality of copies of the video, wherein the processing identifies a plurality of iframes in each of the plurality of copies of the video. The method also includes comparing the plurality of iframes of each of the plurality of copies of the video. The method further includes identifying one or more common portions of each of the plurality of copies of the video one or more advertisement in the video, based on the comparison.