ffmpeg -sseof -120 -i moviefile.MOV moviefile-last120.MOV Example in real life: Put the videos into a directory with nothing else in there. Then run the following script from that directory: for file in ls; do echo “$file”; ffmpeg -sseof -120 -i $file $file-last120.MOV; echo “00000”; done

Some pen-testing challenges that maybe perfect for kids. Source: Sans Advisory Board https://www.hackerhighschool.org/ https://www.hacksplaining.com/lessons https://www.holidayhackchallenge.com/past-challenges/ http://www.overthewire.org

Personal blog of Victor J. Olesen.