cat >> "$keyfile" <<< "$cipher $(head -c 99 "$random_source" | base64 --wrap=0 )"
done < <( IFS=$'\n'; shuf <<< "${ciphers[*]}"; )
cat >> "$keyfile" <<< "$cipher $(head -c 99 "$random_source" | base64 --wrap=0 )"
done < <( IFS=$'\n'; shuf <<< "${ciphers[*]}"; )