Rheinwerk Computing Blog

What Is Fuzzing in Ethical Hacking?

Rheinwerk Computing — Wed, 02 Sep 2026 13:00:02 GMT

Fuzzing is an automated testing technique in which programs or interfaces are confronted with unusual, invalid, or random inputs in order to uncover vulnerabilities such as buffer overflows, program crashes, or other unintended behavior.

Creating Your First PyTorch Model: Model Creation

Rheinwerk Computing — Wed, 26 Aug 2026 13:00:01 GMT

In our first PyTorch model, we’ll implement many details ourselves as this will help us understand the model better.

What Is Clustering in Machine Learning?

Rheinwerk Computing — Wed, 19 Aug 2026 13:00:03 GMT

Clustering groups data points that resemble each other, without anyone telling the algorithm what those groups should be.

How to Read and Write Data to a File in Python

Rheinwerk Computing — Wed, 12 Aug 2026 13:00:02 GMT

Programs that only work with data typed at the keyboard have a short life.

Blogs, Security Reports, and Threat Intelligence Portals

Rheinwerk Computing — Wed, 05 Aug 2026 13:00:01 GMT

Open-source intelligence is only as good as the sources behind it. Some deliver polished, expert-driven analysis, while others surface raw signals in real time that demand careful scrutiny.

Real-Life SQL Queries for BigQuery in GA4

Rheinwerk Computing — Wed, 29 Jul 2026 13:00:05 GMT

Once you understand the building blocks of SQL, the next step is putting them to work on real questions.

How to Implement Gradient Descent in Code

Rheinwerk Computing — Wed, 22 Jul 2026 13:00:03 GMT

In this blog post, we’ll write code to demonstrate how gradient descent works.

What Are the Advantages of Swift Over Other Programming Languages?

Rheinwerk Computing — Wed, 15 Jul 2026 13:00:07 GMT

In this post, we will compare Swift with some other popular programming languages. This will give you a better idea of where the language fits in the ecosystem as well as its advantages and disadvantages for your use case.

What Kind of Countermeasures Are Available Against Video or Audio Spying Tools?

Rheinwerk Computing — Wed, 08 Jul 2026 13:00:02 GMT

Whether you're securing a corporate boardroom or simply want peace of mind in a private space, knowing how to detect and counter surveillance devices is a practical skill in an era where spy hardware has become cheap and widely accessible.

How to Do Freehand Drawing in Excel

Rheinwerk Computing — Wed, 01 Jul 2026 13:00:07 GMT

Excel is best known for formulas, data, and grids, but it also includes a surprisingly capable set of freehand drawing tools.