Could malicious backdoors be hiding in your code, that otherwise appears perfectly clean to the human eye and text editors alike? A security researcher has shed light on how invisible characters can ...

Jan 09, 2026 - Viktor Markopoulos - We often trust what we see. In cybersecurity, we are trained to look for suspicious links, strange file extensions, or garbled code. But what if the threat looked ...

Cybercriminals keep finding new angles to get your attention, and email remains one of their favorite tools. Over the years, you have probably seen everything from fake courier notices to AI-generated ...

I have long suggested that given enough time, AI input prompts (like the ones used by ChatGPT and Microsoft Copilot) would be exploited in ways that we have not yet imagined. I have experimented with ...

I had assumed in the white image example, that users had copied the image rather than used a screenshot, so I tested with a screenshot (MacOS 14.7) using copy-to-clipboard. Exactly the same answer as ...

The old RLO trick of exploiting how Unicode handles script ordering and a related homoglyph attack can imperceptibly switch the real name of malware. Researchers have found a new way to encode ...

Unicode is a standard for character encoding that can represent a wide variety of characters used around the world. Software engineer Paul Butler explains that Unicode allows users to embed 'secret ...