Technology-wise, this world is quite similar to our own, with some difference. For example, the internet is mostly used by the military and goverment. Few private persons have access to it. The Internet, is mostly used on the continental United States. The rest of the World is using a further developed Version of the Soviet OGAS System. Unlike it´s Western Counterpart, the Users of the OGAS System are using a Terminal based system, with access to a central Mainframe System.Integrated ocean-land-space defense and offensive complex
Originally Taran was one of the many perspective ABM systems being developed and tested in the Soviet Union. More or less a the same time Chelomey have devised what you are seeing above.
It is basically multilayered integrated battle management system runnig host of multidomaing defensive and offencive measures. It is de facto a continental sized A2/AD system.
It is much more holistic version of the SDI coupled with offensive measures like cruise missiles, long range rocket torpedos and ballisic missiles and also composite situation awerness through integration of data from multitude of different sensors.
More or less it is net-centric automatised warfare half a century before it become a thing.