Here's how to stop shell escapes from vi

[Jeff Comstock]

In article <11285:Sep2022:15:2090 at kramden.acf.nyu.edu> brnstnd at kramden.acf.nyu.edu (Dan Bernstein) writes:
>X-Original-Subject: Protecting against downloads
>
>In article <1990Sep20.153105.28394 at naitc.naitc.com> karl at bbs.naitc.com (Karl Denninger) writes:
>> Without source code to "vi" there is NO WAY to prevent this.  Believe me.  
>
>How fatalistic.
>
>It's easy to prevent shell escapes from vi. All you have to do is make
>sure that the : and ! characters aren't accessible from command mode.

You gotta be kidding . What good is vi without : ?  Might as well not
even use it.  It's like giving your son your car, but not letting
him put gas in it.  Whoop de doo.