Thanks! Some of the best stuff is hard to find. I just had ChatGPT analyze the code, describe the rules, and explain the cultural references in an OPS-5 program I wrote in that same AI class (from Jim Hendler), in the aftermath of the Morris Worm and Iran Contra Scandal.

https://www.donhopkins.com/home/archive/lisp/mylisp/ollie

https://chat.openai.com/share/bd1e4fc6-c1c1-499f-aca5-12cbd9...

The intruder was able to log into the professor's Sun 3/60 workstation from mimsy thanks to his .rhosts file! Things were so much simpler those days.

    ; host mimsy
    (make file ^name passwd ^writable yes ^owner root ^host mimsy)
    (make user ^user root ^password unknown ^host mimsy)
    (make user ^user casper ^password unknown ^host mimsy)
    (make rhosts ^user casper ^host mimsy
                 ^ruser casper ^rhost tycho)
    (make user ^user hendler ^password unknown ^host mimsy)
    (make rhosts ^user hendler ^host mimsy
                 ^ruser hendler ^rhost dormouse)

    ; host dormouse
    (make user ^user root ^password unknown ^host dormouse)
    (make user ^user sysdiag ^password none ^host dormouse)
    (make user ^user hendler ^password unknown ^host dormouse)
    (make rhosts ^user hendler ^host dormouse
             ^ruser hendler ^rhost mimsy)