Including Software Aspects in Green IT: How to Create Awareness for Green Software Issues.- Information Technology for Evaluating the Computer Energy Consumption at the Stage of Software Development.- Green Wireless Cooperative Networks.- Checkable FPGA Design: Energy Consumption, Throughput and Trustworthiness.- A Prospective Lightweight Block Cipher for Green IT Engineering.- Lightweight Stream Ciphers for Green IT Engineering.- Semi-Markov Availability Model for Infrastructure as a Service Cloud Considering Energy Performance.- Improving of big data centers energy efficiency: traffic based model and method.- A Markov Model of IoT System Availability Considering DDoS-attacks, Patching and Energy Modes.- Assessing the Benefit of Deploying EEE on Commercial Grade Network Switches.- Mobile Phones and Energy consumption.