In Unicode , a standard that collects characters from all over the world and assigns character codes, pictograms are added one after another with each version upgrade, and calendars that can be ...

TL;DR Key Takeaways : AI models, especially large language models (LLMs), are vulnerable to hidden data encoded in Unicode characters, including emojis, which can manipulate AI behavior.

Unicode includes a render command past which other data can be bundled but not rendered, and exploiting that effectively allows users to create hidden messages within Unicode characters.

When attackers replace letters in URLs with Unicode characters that look the same, this is difficult to detect. A new CI job provides a remedy.