Guest Editorial

1. A Blockchain Based Framework for Information System Integrity
2. Trust Access Authentication in Vehicular Network Based on Blockchain
3. A Blockchain Based Mobile Crowdsensing Market
4. Blockchain-Based Secure Distributed Control for Software Defined Optical Networking
5. AABN: Anonymity Assessment Model Based on Bayesian Network With Application to Blockchain
6. Privacy Protection for Blockchains with Account and Multi-Asset Model

MILLIMETER WAVE COMMUNICATIONS

1. Neural Network and GBSM Based Time-Varying and Stochastic Channel Modeling for 5G Millimeter Wave Communications
2. Hybrid and Full-Digital Beamforming in mmWave Massive MIMO Systems: A Comparison Considering Low-Resolution ADCs
3. User Assisted Cooperative Relaying in Beamspace Massive MIMO NOMA Based Systems for Millimeter Wave Communications

COMMUNICATIONS THEORIES & SYSTEMS

1. Power Reallocation and Complexity Enhancement for Beyond 4G Systems
2. Frameworks of Non-Orthogonal Multiple Access Techniques in Cognitive Radio Communication Systems
3. Optimal Energy-Efficient Transmission for Hybrid Spectrum Sharing in Cooperative Cognitive Radio Networks

NETWORKS & SECURITY

1. Domain-Oriented Software Defined Computing Architecture
2. Performance Characterization and Receiver Design for Random Temporal Multiple Access in Non-Coordinated Networks
3. A VLIW Architecture Stream Cryptographic Processor for Information Security
4. An Improved DV-Hop Localization Algorithm Based on Hop Distances Correction