This policy setting allows you to manage software channel permissions.If you enable this policy setting you can choose the following options from the drop-down box.Low safety to allow users to be notified of software updates by e-mail software packages to be automatically downloaded to users' computers and software packages to be automatically installed on users' computers.Medium safety to allow users to be notified of software updates by e-mail and software packages to be automatically downloaded to (but not installed on) users' computers.High safety to prevent users from being notified of software updates by e-mail software packages from being automatically downloaded to users' computers and software packages from being automatically installed on users' computers.If you disable this policy setting permissions are set to high safety.If you do not configure this policy setting permissions are set to Low safety.
Windows Components\Internet Explorer\Internet Control Panel\Security Page\Locked-Down Restricted Sites Zone
User
Only Internet Explorer 6.0 in Windows XP Service Pack 2 or Windows Server 2003 Service Pack 1 through IE7 inclusive
HKCU\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4!1E05
inetres.admx