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The College of Service Business , Sokolac, East Sarajevo , Bosnia and Herzegovina
Faculty of Informatics and Computing, Alfa University , Belgrade , Serbia
A purpose of this paper is to present the Defense-in-depth strategy for the protection of the information system, in this case of modern radio systems. It will explain the basic terms and systems of modern radio systems and how to implement them. Also, this paper will explain the basic concepts of radio communication systems, concepts of mobile radio and mobile GSM communication.
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