Performance Optimization in IoT-based Next-Generation Wireless Sensor Networks -- Enabling custom security controls as plugins in service oriented environments -- A Flexible Synchronization Protocol to Learn Hidden Topics in P2PPS Systems -- QoS Preservation in Web Service Selection -- File Assignment Control for a Web System of Contents Categorization -- Byzantine Collision-Fast Consensus Protocols -- A methodological approach for time series analysis and forecasting of web dynamics -- Static and Dynamic Group Migration Algorithms of Virtual Machines to Reduce Energy Consumption of a Server Cluster -- Unsupervised Deep Learning for Software Defined Networks Anomalies Detection.