Researchers found font-rendering trick to hide malicious commands

Researchers have published a proof-of-concept PoC that uses custom fonts to fool many popular Artificial Intelligence AI assistants, including ChatGPT, Claude, Copilot, Gemini, Leo, Grok, Perplexity, Sigma, Dia, Fellou, and Genspark. Imagine a book where the visible text is harmless, but hidden...