Security

3 types of 2FA

ByStefan Karg 20.07.202225.08.2025

Today you can learn about 3 types of two-factor authentication (2FA).

Security

CIA Triad
ByStefan Karg 29.07.202225.08.2025

This week: Learn about the three fundamentals of security: 🔒confidentiality, 🏡 integrity and 🟢 availability

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Security

What is a vulnerability?
ByStefan Karg 05.10.202225.08.2025

Security basics: What is a vulnerability?

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AI

AI phishing
ByStefan Karg 09.01.202325.08.2025

Are the bad guys using AI? They might! AI tools like ChatGPT or DALL-E-2 are currently widely tested out on the internet – both for the good as well as for the bad. From my point of view, we are at the very beginning of an interesting development, which will unfold over the next couple…

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Political

How Trump 2.0 could affect the IT industry in Europe
ByStefan Karg 03.04.202525.08.2025

The shifting political landscape in the United States may significantly impact the global IT industry, especially in Europe. This blog post explores three aspects of how Trump 2.0 could impact the IT sector in Europe, offering insights into the near future and potential developments ahead. Data Transfer to the US The foundation for the legal…

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Rail technology | Security

How railway cyber security works in a nutshell
ByStefan Karg 10.08.202325.08.2025

Step 1: Plan Security Management: This is the first step in the process, indicating the importance of planning and managing security measures effectively. Step 2: Security Risk Analysis (IEC 62443-3-2): The second step involves conducting a security risk analysis in accordance with the IEC 62443-3-2 standard. This step is crucial for identifying potential security risks…

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Cyber Resilience Act (CRA)

Understanding “Products with Digital Elements” Under the Cyber Resilience Act (CRA)
ByStefan Karg 16.02.202616.02.2026

If you’re evaluating whether your product falls under the Cyber Resilience Act (CRA), you’ve likely encountered the term “Product with Digital Elements” (PDE). This term is central to the CRA, and understanding it is crucial. The Cyber Resilience Act (CRA) defines the scope of its regulations in Article 2, which explicitly references “products with digital…

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