Oleg B. Makarevich, Dmitry Popov, Ludmila K. Babenko, Pete Burnap, Atilla Elçi, Ron Poet, Jaideep Vaidya, Mehmet A. Orgun, Manoj Singh Gaur, Rajveer Singh Shekhawat: Proceedings of the 12th International Conference on Security of Information and Networks, SIN 2019, Sochi, Russian Federation, September 12-15, 2019. ACM 2019, ISBN 978-1-4503-7242-8