Jonathon, You might have had more responses if you had posted to https://tex.stackechange.com Peter W. On 24/08/18 18:10, Jonathan Fine wrote: > Hi Joseph > > Thank you for your email on l3sys-shell. You wrote: > > There are two broad questions we have. First, how do people feel > about these concepts? We can see that there may be some security > concerns, hence not adding directly to the expl3 core. However, as > one has to be running with unrestricted shell escape anyway, we > are not sure if providing macro wrappers makes these worse: > > > I'm not a security expert. Are you, Joseph? In any case, I've asked > your question on stack exchange, and put a code review comment on > github. Here's the URLs > > * https://security.stackexchange.com/questions/192249/concerns-about-latex-3-shell-escape-code > * https://github.com/latex3/latex3/commit/7b62e64dde239f9cb6ae0f08400c0b5ccde815d8#diff-09def3f98d60fce78fbcc00e77c65795R3093 > > I hope you'll get a useful response from a security expert. > > best regards > > Jonathan