Are you working in a highly secure environment?  Do you want complete control over what actions are allowed to take place on your servers?  The Health Service Lockdown tool (HSLockdown.exe) is your answer.  With this tool you are able to decide what limits need to be in place.  For more information, see the documentation for this tool on the Technet website – http://technet.microsoft.com/en-us/library/bb309542.aspx