Discover how it is possible to apply steganography to hide secret messages in common tweets (or any text) with steg-of-the-dump.js. The technique is based on the replacement of the letters of the tweet with similar looking letters (Unicode homoglyphs) that are used to hide the hidden content. Be aware because the technique just allow to hide messages inside a clear content, it doesnt encrypt the text and this means that if a third party access to the message and knows about the hidden messages it could easily read it.”]
Source: https://securityaffairs.co/wordpress/24681/hacking/steganography-tweet.html