The First Critical Infrastructure Protection Research Project in Hungary -- Weather Forecasting System for the Unmanned Aircraft Systems Ű(UAS) Missions with the Special Regard to Visibility Prediction, in Hungary -- Tribological Aspects for Reliable Operation of Engineering Surfaces -- Human Factor Analysis in Unmanned Aerial Vehicle (UAV) Operations -- Simulation of Laser Alloying Process -- Hybrid Optimization Approach for Determination of Thermal Boundary Conditions -- Security Research in the Field of Climate Change -- Critical Transport Infrastructure Protection -- Evaluation of Differences in the Estimated recrystallized Volume Using Different Methods Based on EBSD Data -- Aviation safety aspects of the use of Unmanned Aerial Vehicles (UAV) -- Cloud Security Monitoring and Vulnerability Management -- The Effect of Comminution as a Pretreatment Method Used in the Process of Anaerobe Fermentation of Lignocellulose Substrate on Biogas Yield -- Experimental Investigation of Stress Distribution in a Tensile Test Specimen, Using a Novel Gripping System for Tensile Testing -- Thermal Image Processing Approaches for Security Monitoring Applications -- The Doctrinal Base of Operational Employment of Air Defence Missile Units in the Light of the Relevant National and Allied Publications. .