Ray is a Security Engineer/Analyst with a background in informatics and programming. He has worked as Programmer, Systems Engineer, Network Engineer and Security Engineer for organizations in a variety of sectors ranging from Web Properties, Financial/Banking and Government. He enjoys teaching and has been an instructor and guest lecturer at various colleges over the years. He can be reached at ray.zupancic@gmail.com and is happy to take questions or supply further explanations or apply corrections when requested.