This invention consists of a virtual air gap—VAG system developed in order to provide Internet and computer security. The virtual air gap system developed in this invention is characterized by the principal elements of: “Virtual air gap (14),” Internal security component (15), “External security component (16),” Message transfer mechanism of the system components positioned between internal and external security components (5, 6) and a shared memory (7), “Internal system (9) consisting of the internal security component and such other components (11) contained in the system, and connecting the same to the internal network (1),” External system (10) consisting of the external security component and such other components contained in the system, and connecting the same to the external network (2), and “Shared memory (7).