Disable Security Center messages
This tweak will disable those irritating security center pop-ups telling you things you already know.
» Example Registry Tweak
Windows Registry Editor Version 5.00 ; Disable security center pop-ups [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Security Center] "AntiVirusDisableNotify"=dword:00000001 "FirewallDisableNotify"=dword:00000001 "UpdatesDisableNotify"=dword:00000001