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Have you ever wondered how websites automatically generate watermarks on uploaded images? If you're curious about how it's done, you're in the right place! In this tutorial, I will guide you on how to achieve this using Node.js and the popular image-...

Last week, I described how to add a dynamic watermark to your images on the JVM. I didn't find any library, so I had to develop the feature, or, more precisely, an embryo of a feature, by myself. Depending on your tech stack, you must search for an e...

Welcome, dear readers, to an intriguing journey through automation and Golang. Today, we're focusing on Automating PDF Watermarking using UniPDF in Golang. Whether you're a newbie just dipping your toes into the Golang waters or an expert looking to ...

Ensuring the security and authenticity of documents has become increasingly important today when information is easily shared and accessed all over the place. The million dollar question here is: “ How can someone really protect the security of a doc...

In the proposed scheme, the selected scrambling method is Arnold Transform Map. Although the transform is simple in Arnold Transform Map, but it not only scrambles the pixel position by encoding the number of iterations, but it also reduces the key s...
