The present invention is directed to a method, apparatus and computer-readable medium for utilizing a shared computer system. The method includes receiving, utilizing at least one interface, an access request associated with a potential user for access to a secure data processing center. The method may also include processing, utilizing at least one processor, the access request. The system may also include determining, based on the processed access request, a classification of the potential user with respect to one or more potential or actual access rights to be associated with the potential user for accessing the secure data processing center. In the method, the determined classification of the potential user is that the potential user is at least one of a non-user, an eligible user, a limited user and an authorized user of the secure data processing center. In the method, the determining includes identifying whether the potential user is associated with an entity that is at least one of a financial entity, a health care entity, a national security entity, a law enforcement entity an educational entity or a combination thereof.