Steganography emojis hint at secret messages hidden in plain sight. Use 📩🔏 when talking about encrypted emails or private notes, and drop 📊📜🔏 to suggest data cloaked within documents. The combo 🔒📧📁 fits perfectly for secure file sharing conversations, while 📖🔐💾 implies locked knowledge stored digitally. Ideal for tech discussions, cryptography threads, or any chat where secrecy is the name of the game.