[CS 1.6] How to protect from hostname change

When your server is hacked by someone atleast protect server name change otherwise he will claim owner at gametracker and reset rank

Add this cvar on amxx.cfg or server.cfg
amx_cvar add hostname

Now only rcon access can change and Also give rcon access only those who are moderator/owner of your server !
if you want to block other server cvar
just do this amx_cvar add mp_friendlyfire
amx_cvar add [cvar name]

or

You can edit on cvars.ini
[Path: \cstrike\addons\amxmodx\configs\cvars.ini]
; Cvars Menu:
; < cvar > < values > ... < access level >