Add this in your file of /etc/bash.bashrc, makesure you logged in as root.

while true; do
  # Don't exit at Ctrl-C
  trap "echo" SIGINT

  printf "n"
  echo -n " Who are you guys? "; read -s name;
  if [ "$name" == "agus" ]; then
    reset
    printf "n Welcome my KING! you are the best!!n"
    printf " "; date;
    printf " Please start your activity with Basmalahnn"
    break
  else
    printf "n Heey you! why you here!! You are not owner of this machine!n"
  fi
done