International Joint Conference: 12th International Conference on Computational Intelligence in Security for Information Systems (CISIS 2019) and 10th International Conference on EUropean Transnational Education (ICEUTE 2019): Seville, Spain, May 13–15 - Martínez Álvarez, Francisco; Corchado, Emilio; Quintián, Héctor; Sáez Muñoz, José António; Troncoso Lora, Alicia (Springer International Publishing, 2020)