J6 & Cyber Defense Directorate, IDF | 7,042 followers on LinkedIn. The J6 & Cyber Defense Directorate in the Israel Defense Forces is responsible for cyber defense, communication, wireless transmission, computerization, and control over intelligence information in the IDF. The Cyber Defense Directorate provides commanders in the field with the appropriate technology needed to manage a situation in the best possible way. The Directorate's main objectives are to initiate, develop, and strengthen the IDF's technological systems.