1. A system comprising: a processor and a memory including a module configured to cause the processor to: manage configuration drift of a plurality of computers by: defining a configuration baseline for the plurality of computers by defining a collection of configuration rules, wherein each of the collection of configuration rules is associated with a target comprising a managed entity comprising a program, a service, an application, a database, an operating system or a website; assessing at least one of the plurality of computers for configuration drift, configuration drift comprising deviation from the configuration baseline of an actual configuration of the at least one computer; and reporting the assessment of the configuration drift of the at least one computer at the managed entity level.