The International Journal on Cryptography and Information Security (IJCIS) is an open access peer-reviewed journal focused on cutting-edge research in applied cryptography and information security. It aims to bring together scientists, researchers, and students to exchange novel ideas and results related to topics including cryptographic protocols, privacy and authentication, quantum cryptography, intrusion detection, cloud computing security, and more. Authors are invited to submit original papers by February 16, 2019, with notification of acceptance by March 16, 2019 and final manuscripts due by March 24, 2019.