In steganography, an ordinary message masks the presence of a secret communication. Humans can never do it perfectly, but a new study shows it’s possible for machines. On June 27, 2010, the FBI ...

While sending messages via Facebook Messenger may seem like a private way of communicating, it’s not. Facebook does not encrypt your regular messages on Messenger, and they can be handed over as ...

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 ...

Humans have had a long history with sending secret messages. The practice dates back to ancient Greeks tattooing a servant's head to a modern-day employee stealing corporate secrets. Invisible ink is ...