On Sun, 4 Aug 2019 at 08:37, Dave Horsfall wrote: > Is it just me, or did someone actually implement set-uid scripts? Yes, they were a thing for a while, until someone realised that you could do: ln -s /bin/scriptname ./-i "-i" # assuming that "." is already in your path ...and get a root shell. Source: I did this on (ISTR) 4.1 or 4.2BSD. -a -- http://dropsafe.crypticide.com/aboutalecm