1st.
Originally Posted By: sparta
I block /commands with:


Try using /!command
The ! will ensure mIRC uses the built-in command and more.

e.g.
Code:
/!disable #poplock


2nd.
Originally Posted By: Wims
When mirc is locked, there nothing you can do, there nothing you can type/do, you just have access to the tray icon in order to unlock it.


This is true, but you can by-pass lock password, so why all this trouble?