The Messages app on iPhone has a lot of fun and cool features, like the invisible ink effect that will hide your messages.

ALBUQUERQUE, N.M. (WHAT THE TECH?) — Like cyber criminals with AI, parents might be interested to know that people have been using invisible commands for years on apps we all use. When some of us were ...

Advancements in artificial intelligence (AI), especially large language models (LLMs) like ChatGPT and open-source counterparts, are reshaping how people communicate daily. These AI systems generate ...

Scientists have found a way to turn ChatGPT and other AI chatbots into carriers of encrypted messages that are invisible to cybersecurity systems. The new technique — which seamlessly places ciphers ...

SHREVEPORT, La. — When we were kids, “invisible ink” meant lemon juice on notebook paper — write the message, and to see it someone would have to hold it up to the light for the words to appear.