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 ...

Bitcoin’s blockchain allows users to embed hidden messages, functioning as both a financial ledger and a permanent message board. Bitcoin’s OP_RETURN field enables users to store short messages ...

One of the spy technologies that's come to light in the recently-exposed alleged Russian spy ring is steganography, a word that comes from the Greek for “covered writing.” It’s a way to hide ...

This silk dress actually contained encoded messages that provide a time portal where we learn about the history of weather forecasting on America’s frontiers in the 1880s Figure 1. The Victorian-era ...