Secure Shell Script

sss.sh

#!/usr/bin/env bash

usage() {
  cat <<EOF
USAGE: sss.sh <script> [<args>]

  To encrypt file you'll need openssl cli

  $ openssl aes-256-cbc -a -salt -in <script> -out <enc script>
  
  Can optionally add "#!/usr/bin/env sss.sh" to make file directly executable.
EOF
}

if [ $# -eq 0 ]; then
  usage
  exit 1
fi

SCRIPT=$1
shift

openssl aes-256-cbc -d -a -salt -in "$SCRIPT" 2>/dev/null | bash -s $@