Cue for all those battle tested programs that people keep finding vulnerabilities several decades after they got considered "done". You should try looking at th

Cue for all those battle tested programs that people keep finding vulnerabilities several decades after they got considered "done". You should try looking at the test results once in a while. And by the way, we had to replace almost all of the basic Unix tools at the turn of the century because they were completely unfit for purpose. There aren't many left.