Here&#x27;s one I wrote a while back that has its own RC4 routine in Perl, so no external dependencies needed.<p><a href="https:&#x2F;&#x2F;github.com&#x2F;psypete&#x2F;public-bin&#x2F;blob&#x2F;public-bin&#x2F;src&#x2F;system&#x2F;encsh.pl" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;psypete&#x2F;public-bin&#x2F;blob&#x2F;public-bin&#x2F;src&#x2F;sy...</a>