This article covers reflection in the area of security challenges in the context of technology development. The presented considerations concern selected aspects of security resulting from the industrial revolution known as Industry 4.0. Sources and basic concepts are presented. Examples are examples of selected challenges and threats arising from the development of technology. In the research process, was made extensive use of qualitative research methods, including analyses and methods: analysis and logical construction, generalization and implication. In turn, among quantitative research methods, intensively was used statistical analysis. The source material included both open access and published studies in specialist journals.