1. A method, comprising: intercepting a request associated with an execution of an object in a computer configured to operate in a virtual machine environment, wherein the request for the execution is associated with a privileged domain of the computer that operates logically below one or more operating systems; verifying an authorization of the object by computing a checksum for the object and comparing the checksum to a plurality of stored checksums in a memory element; and denying the execution of the object if it is not authorized.