1. A computer program product comprising a computer useable medium having a computer readable program stored on a tangible storage device, wherein the computer readable program when executed on a computer causes the computer to: establish an administrative machine name for a virtual machine, the virtual machine comprising a unique security configuration, the security configuration comprising a secure key distinct from the administrative machine name and providing secure access to the virtual machine; associate at least one administrative name space with the administrative machine name; quiesce files belonging to the virtual machine; create an incremental snapshot for the virtual machine; back up the files belonging to the virtual machine to the at least one administrative machine name space with the administrative machine name and the secure key using a backup proxy with a security control comprising a backup proxy secure key used to access the backup proxy, the security control distinct from the security configuration, wherein the files are segregated under the administrative machine name and are only accessible using the secure key under the security configuration of the virtual machine; mask out pathname components from the at least one administrative machine name space for each backup file pathname so that the backup file pathname is equivalent to a virtual machine file pathname; and thaw the snapshot for the virtual machine.