1 An Android-based Covert Channel Framework on Wearables Using Status Bar Notifications.- 2 Insider Threat Detection: Machine Learning Way.- 3 Distributed Denial of Service Attacks and Defense Mechanisms: Current Landscape and Future Directions.- 4 Protection Against Semantic Social Engineering Attacks.- 5 Cryptographic Program Obfuscation: Practical Solutions and Application-Driven Models.- 6 Botnet-Based Attacks and Defense Mechanisms.- 7 Catastrophic Cyber-Physical Malware.- 8 Cross-VM Attacks: Attack Taxonomy, Defense Mechanisms, and New Directions.