Foreword

I have been teaching computer engineering in courses like Software Engineering and Operating Systems for more than 20 years. In all my teaching I have stressed making students understand the principles of the focal area of a course and not just having them memorize one technique or another. The increasing complexity of networks and our whole information society challenges this understanding even more. Different parts of the information structure can communicate with each other and understand each other via communication protocols. This opens up new threats in communication networks. Vulnerability in any of the communication protocols may make the whole system weak. It is of utmost importance that our developers and experts today and ...

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