This Just protects your mIRC from anyone using it

right click in the nicklist section and go on password protection then click on then enter a password , then when you start your mIRC up again it will ask for a password !

menu nicklist,status,channel {
  -
  Password Protection
  .on { pass.on }
  .off { pass.off }
}
alias pass.on {
  :begin
  set %password $?*="Enter Your Password"
  if ($len(%password) < 5) { goto invalid }
  else { set %g-password on | echo -a Password Protection is now on! | halt }
  :invalid
  set %try-again $?!="INVALID. password must have 5 or more characters do you want to try again?"
  if (%try-again == $true) { goto begin }
}
alias pass.off {
  if (%g-password == on) {
    unset %g-password
    unset %password
  echo -a Password Protection is now off! }
  else { echo -a Password Protection is not on! }
}
on *:start: {
  if (%g-password == on) {
    set %trying $?*="Enter Password"
    if (%trying == $null) || (%trying != %password) { exit }
    elseif (%trying == %password) { echo -a Correct Password! }
  }
}